what is the molarity of a solution prepared by dissolving 54.3 g of ca(no3)2 to form 355 ml of the solution?

Answers

Answer 1

Answer:

The molarity of a solution prepared by dissolving 54.3 g of Calcium nitrate  into 355 mL of water is 0.9881M

Molarity of solution is the ratio of the number of moles of the substance to the volume.

n is the number of moles of the compound

Mass of calcium nitrate = 54.3g

Molar mass of calcium nitrate = Ca(NO₃)₂ = 164.088 g/mol

Get the required molarity;

Hence the molarity of a solution prepared by dissolving 54.3 g of Calcium nitrate  into 355 mL of water is 0.9881M

Explanation:

:)


Related Questions

What role does the house of representative have in the impeachment process brainly.

Answers

The house of representative is responsible for bringing charges against an official to remove the person from office.

In impeachment proceedings, the House of Representatives charges an official of the federal government by approving, by simple majority vote, articles of impeachment.

After the House of Representatives sends its articles of impeachment to the Senate, the Senate sits as a High Court of Impeachment to consider evidence, hear witnesses, and vote to acquit or convict the impeached official.

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Answer:It brings charges against an official to remove the person from office.

Explanation:

edge

A carpenter cut three 4ft 6in shelves from a 14ft board. How long a piece was left over?.

Answers

Answer:

10ft and 6in

Explanation:

hope this helps

Where would you go to find all the lists you can use to fill in forms in quickbooks online?.

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Answer:

O Go to the Gear icon select All Lists O Go to the Plus icon and choose All Lists O Go to the Accounting screen and select All Lists O Go to the Reports screen and select All Lists

Explanation:

Hope this helps!!

Itz Deepika Here to help ~

Note:- If you have any more questions then let me know .

Homework = Use Comment section

Which of the following graphs could be the graph of the function f(x) = x3 + 8? mc019-1. Jpg mc019-2. Jpg mc019-3. Jpg mc019-4. Jpg.

Answers

Functions can be represented using equations, graphs and tables.

The graphs are not given.

So, we simply plot the graph of the given function.

The function is given as:

[tex]f(x) = x^3 + 8[/tex]

When x = 1, we have:

[tex]f(1) = 1^3 + 8[/tex]

[tex]f(1) = 9[/tex]

When x = 2, we have:

[tex]f(2) = 2^3 + 8[/tex]

[tex]f(2) = 16[/tex]

When x = 3, we have:

[tex]f(3) = 3^3 + 8[/tex]

[tex]f(3) = 35[/tex]

When x = 4, we have:

[tex]f(4) = 4^3 + 8[/tex]

[tex]f(4) = 72[/tex]

Represent the above results as a table, we have:

x          f(x)

1          9

2         16

3          35

4          72

See attachment for the table of [tex]f(x) = x^3 + 8[/tex]

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Lydia graphed δlmn at the coordinates l (0, 0), m (2, 2), and n (2, −1). She thinks δlmn is a right triangle. Is lydia's assertion correct?.

Answers

No product results in -1, hence δlmn is NOT a right triangle showing that  lydia's assertion is incorrect

Perpendicular lines

In order to determine whether triangle lmn  is right-angled, we need to determine the slope of lm, ln, and mn first as shown:

For the slope of lm:

[tex]m_{lm} = \frac{2-0}{2-0}\\ m_{lm} =2/2\\m_{lm} =1[/tex]

For the slope of ln:

[tex]m_{ln} = \frac{-1-0}{2-0}\\m_{ln} =-1/2\\[/tex]

For the slope of mn:

[tex]m_{mn} = \frac{-1-2}{2-2}\\m_{ln} =-3/0 = \infty\\[/tex]

If any of the two lines is perpendicular, hence the triangle lmn is right-angled.

To check, we will take the product of the slopes and see if it is equivalent to -1.

Product of slope lm and ln

[tex]m_{lm}\times m_{ln} = 1 \times -1/2\\m_{lm}\times m_{ln} = -1/2[/tex]

Since no product results in -1, hence δlmn is NOT a right triangle showing that  Lydia's assertion is incorrect

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Answer:

Question: Lydia graphed ΔLMN at the coordinates L (0, 0), M (2, 2), and N (2, −1). She thinks ΔLMN is a right triangle. Is Lydia's assertion correct?

Explanation:

I took the test and got the answer that I chose wrong but then it showed me what was actually the right answer.

Correct Choice: No; the slopes of segment LM and segment LN are not opposite reciprocals.

What type of fallacy does this argument represent? hasty generalization ad populum begging the claim genetic fallacy.

Answers

Answer:

The answer is A: hasty generalization

Explanation:

Got 100% on the quiz

Answer:

A

Explanation:

Which of the following best describes the maya civilization?.

Answers

Answer:

It is connected directly to the Mayan government.

Explanation:

The Mayan religion was a polytheistic religion. Religious leaders were at the top of their social hierarchy. They had many rituals to honor and worship their ancestors as they believed they were the ones who interceded for the living ones.

Choose the best spanish equivalent to the phrase. We should comb our hair.

Answers

The sentence We should comb our hair is equivalent to the sentence Nosotros debemos peinar nuestro cabello.

In this question we should translate a sentence in English into Spanish, in this case a literal manner based on Spanish grammar and conserving the grammatical construction of the English original is used for a better understanding of the reader.

ProcedureGrammatical structure

We know that the grammatical structure is described below:

Pronoun + auxiliary verb + verb + complement

Translation

Based on these rules, we have the following translation:

Nosotros debemos peinar nuestro cabello.

Conclusion

In a nutshell, the sentence We should comb our hair is equivalent to the sentence Nosotros debemos peinar nuestro cabello.

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Answer:

Debemos Peirnarnos

D on Edge

Explanation:

(mc)for which of the following strategic reasons did the united states acquire the midway islands? to spread christian and democratic ideals to the citizens living in the south pacific to build naval protection against rivals as the united states increased trade with asia and latin america to increase overseas trade to keep the country’s economy strong following a severe depression to slow the spread of asian countries’ influence in the pacific islands.

Answers

The reason the United States acquired the Midway Islands was to build naval protection against rivals as the United States increased trade with Asia and Latin America.

The Midway Islands:

Were the first territories in the Pacific that the U.S. acquired. Came under the administration of the U.S. Navy.

With the U.S. Navy controlling the islands, we can therefore say that the U.S. acquired the islands as a means of navy protection for American trade in Asia and related areas.

In conclusion, option B is correct.

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Answer:

to build naval protection against rivals as the United States increased trade with Asia and Latin America

Explanation:

I got it right on the test.

Which of the following scales is the key of c major.

Answers

There are different scales in music. The C major (or the key of C) is known to be a major scale that is often based on C. It is made up of different pitches C, D, E, F, G, A, and B.

C major is simply known to be one of the most user key signatures found in music. It is known to have its key signature to have no flats and no sharps keys.

The C major scale is known to have the scale of zero sharps or flats. It does not have any key signature and it makes it easier to identify any music in the key of C major.

For one to be able to play the C major scale ascending, one must start with the root note C and play the notes in order: C - D - E - F - G - A - B - C. Then, one can either go right back down the scale of B - A - G- F- E - D.

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A(n) __________ character is a universal character type that is common across different genres of literature.

Answers

Answer:

Archetypal

Explanation:

What is the simplified form of ? 5000 5000 100 100.

Answers

Answer:

Your answer is 100x³², or D!

Explanation:

Please mark me brainliest!

Have an amazing day/night!

The key financial consideration in choosing between private and 3pl distribution options is.

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A key (important) financial consideration that must be considered when choosing between private and third-party logistic provider (3PL) distribution options is: the volume (quantity) of product being moved.

Supply chain management (SCM) can be defined as the effective and efficient management of the flow of products (goods) and services from the manufacturers (producers) to the consumers in a timely manner.

Generally, there are different types of service providers in the supply and logistics chain management and they include:

Private distributorsCommon (public) carriersContract carriersFreight forwardersThird-party logistic provider (3PL)

A third-party logistic provider (3PL) refers to a service firm that is saddled with the responsibility of handling all the logistics requirements of other business firms.

Ideally, a key (important) financial consideration that must be considered when choosing between private and third-party logistic provider (3PL) distribution options is the volume (quantity) of product that is being moved to the market.

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How many gifts were given in the 12 days of christmas brainly.

Answers

The 12 days of Christmas is a very popular song. For us to know how many gifts were given in the 12 days of Christmas, we have to add up all the gifts;

She was given 1 partridge in a pear tree for each of the 12 days: So we multiply 1 x 12=12.

She was given 2 turtle doves on the last 11 days.  So we shall multiply 2 x 11  = 22.

She was given 3 French hens on the last 10 days.  So we shall multiply 3 x 10  =  30.

She was given 4 calling birds on the last 9 days.  So we shall multiply 4 x 9  =  36.

She was given 5 gold rings on the last 8 days.  So we shall multiply 5 x 8 = 40.

She was given 6 geese a-laying on the last 7 days.  So we shall multiply 6 x 7  = 42.

She was given 7 swans a-swimming on the last 6 days.  So we shall mutliply7 x 6  =  42.

She was given 8 maids a-milking on the last 5 days.  So we shall multiply 8 x 5  =  40.

She was given 9 ladies dancing on the last 4 days.  So we shall multiply9 x 4

=  36.

 She was given 10 lords a-leaping on the last 3 days of Christmas. so we multiply 10 x 3=30.

She was given 11 pipers piping on the last 2 days. So we shall multiply 11 x 2=22.

She was given 12 drummers drumming on the last day. So we shall multiply 12 x 1=12

Therefore you sum up all the totals

12+30+22+12....... = 364gifts

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Which fossils are formed by sediments and found in sedimentary rock.

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The answer is petrified fossils

Which effect are children who receive unconditional love most likely to display?.

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They would most likely display better stress resilience

The perimeter of the figure below is 133.1 ft.
Find the length of the missing side.

Answers

Answer:

9.6

Explanation:

because if we did if we subtract the total number which is which we are giving 133.1 minus the total number is that the Debt term give us by him by the drawing it will give us 9.6 feet

9.6 ft because if you add all the sides then subtract by the actual perimeter then you get x= 9.6 ft

The concentration of sodium on the inside of the cell is 20 mm. The outside of the cell has a sodium concentration of 115 mm. Which mechanism of ion uptake would best move sodium from the inside of the cell to the outside?.

Answers

The mechanism of ion uptake that would best move sodium from the inside of the cell to the outside is ACTIVE TRANSPORT. It is a mechanism that requires energy.

Active transport is a mechanism used by cells to move substances and ions against a concentration gradient.

In active transport, substances are moved across biological membranes from a region of low concentration to a region of high concentration.

Active transport requires energy which is generally provided by the hydrolysis of ATP.

Learn more about active transport here:

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Active Transport

Explanation:

I just did it edge 2022

School x and school y.

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Answer:

wut.????

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The release train engineer is a servant leader who displays which two actions or behaviors? (choose two. ).

Answers

The release train engineer is a servant leader who displays two actions or

behaviors which are:

Listen and supports teams in problem identification and decision-makingLeads by example

The release train engineer  is a servant leader which ensures facilitation

and continuous development of program level processes. This is done by

listening, supporting in decision making and identification of problems

related to the field.

He/she also acts as a coach and reference point for Agile Release Train

(ART) and does it by leading by example.

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Read the passage from animal farm. And the behaviour of the cat was somewhat peculiar. It was soon noticed that when there was work to be done the cat could never be found. She would vanish for hours on end, and then reappear at meal-times, or in the evening after work was over, as though nothing had happened. But she always made such excellent excuses, and purred so affectionately, that it was impossible not to believe in her good intentions. What is the central idea of this passage?.

Answers

Answer:

The central idea of this passage is that the cat is lazy and manipulative. She doesn't work, but her cunningness and cuteness allow her consistent privileges.

Answer:the cat is lazy

Explanation: im off crack so i know n stuff

Which step is the first one in the social security process brainly.

Answers

The step is the payroll tax

Five times the measure of an angle is an acute angle.

Answers

An acute angle is less than 90 degrees

5x<90
X<18

What is the purpose of this sentence within the context of the entire essay?.

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Answer:

What sentence?

Explanation:

There is nothing below the question that I can see.

What is the genotype of the male circled in pink? xay xay xaya.

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Answer:

elaborate pls

Explanation:

Answer:

the anwser is c

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using the words from the word list name all the parts of the isosceles

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we would need to see your word list to know hun

Three whole numbers are each rounded to the nearest 10.

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Answer:

Try 10,20 and 30

Explanation:

Which line from the passage is an allusion to how cupid bestows love upon people?.

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An allusion is a statement that is meant at calling something to mind without mentioning it explicitly.

The passage that should be used to answer this question was not provided.

However, bearing in mind the above definition of the word, allusion, it is expected that you read through the passage and identify a statement that reminds you of Cupid's ability to make people love themselves.

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True or false: you cannot get a computer virus if you install antivirus software.

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Answer:

TRUE

Explanation:

Thats True because I installed it on my COMPUTER that's why ;-; and I got virus hehe im clearly a j"e"rk

AND CAN YOU HEART MY ANSWER

#AND BRAINLIEST FOLLOW ME AND ILL FOLLOW BACK......BYE....

HOW ABOUT INSTALL IT SO YOU KNOW IF IT IS CLEARLY TRUE!!

In two common species of flowers, a and b, the proportions of flowers that are blue are pa and pb , respectively. Suppose that independent random samples of 50 species-a flowers and 100 species-b flowers are selected. Let pˆa be the sample proportion of blue species-a flowers and pˆb be the sample proportion of blue species-b flowers. What is the mean of the sampling distribution of pˆa−pˆb ?.

Answers

The mean of the sampling distribution is [tex]{p_{a}}-p__b}[/tex]

The mean of a sampling distribution is the population mean from which values are sampled. For a population of mean μ, the mean of the sampling distribution is [tex]\mathbf{ \mu_x}[/tex]

[tex]\mathbf{\mu_x = \mu}[/tex]

From the parameters given:

Suppose that independent random samples of 50 species-a flowersand 100 species-b flowers are selected

where;

[tex]\mathbf{\hat p_a}[/tex] = sample proportion of blue specie-a[tex]\mathbf{\hat p_b}[/tex] = sample proprotion of blue specie-b

The mean of the sampling distribution of [tex]\mathbf{\hat p_a -\hat p_b}[/tex] is [tex]{p_{a}}-p__b}[/tex]

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