Questions
Homework Text bOOK Here is the reaction Cu (s) + 4 HNO3 (aq) >>>   Cu(NO3)2 (aq)...

Homework Text bOOK
Here is the reaction

Cu (s) + 4 HNO3 (aq) >>>   Cu(NO3)2 (aq) + 2 NO2 (g) + 2 H2O (l) You are given 1.00 g of copper, how much concentrated nitric acid (in mL) do you need for this reaction? Concentrated nitric acid is 15.0 M HNO3.  Which is the correct answer:

4.19

6.29

1.05

8.38

You are given 1.00 g of copper and 5.00 mL of concentrated nitric acid, how much concentrated nitric acid (in mole) do you have left after this reaction?

0.012

0.024

0.042

0.063

Part B -

You are given 1.00 g of copper and 5.00 mL of concentrated nitric acid, how much concentrated nitric acid (in mole) do you have left after this reaction?


Which is the correct answer?

0.012

0.024

0.042

0.063

Part C -

After you react 1.00 g of copper with 5.0 mL of concentrated nitric acid, you add 30.0 mL of 3M NaOH to the reaction mixture. Will the solution be acidic or basic?

Acidic

Need more information

Basic

Neutral

In: Chemistry

2.Deck of cards(52 total cards; 13 denominations in each of 4 suits). Select a single card...

2.Deck of cards(52 total cards; 13 denominations in each of 4 suits). Select a single card at random from a deck of cards:

a.Whatis the probability of selecting the king of hearts?

b.What is the probability of selecting a king?

c.What is the probability of selecting a heart?

d.What is the probability of selecting a king or a heart?

In: Statistics and Probability

A man can cover a distance in 1hr 24min by covering 2/3 of the distance at 4 mph and the rest at 5mph.

A man can cover a distance in 1hr 24min by covering 2/3 of the distance at 4 mph and the rest at 5mph. What is the total distance to be covered?

In: Math

Exercise 4-2 (Part Level Submission) Selected T accounts for Oriole Esthetics on August 31, 2017, are...

Exercise 4-2 (Part Level Submission)

Selected T accounts for Oriole Esthetics on August 31, 2017, are as follows:

B. Oriole, Capital

Aug. 1

Bal.

9,000

10

2,100

Aug. 31

Bal.

11,100

B. Oriole, Drawings

Aug. 15

3,000

25

3,300

Aug. 31

Bal.

6,300

Income Summary

Aug. 31

7,900

Aug. 31

15,000

Aug. 31

Bal.

7,100

Prepare a statement of owner's equity for August 2017.

In: Accounting

2-4 You can purchase a T-bill that is 73 days from maturity for $16,965. The T-bill...

2-4 You can purchase a T-bill that is 73 days from maturity for $16,965. The T-bill has a face value of $17,000. a. Calculate the T-bill’s quoted yield. (Use 360 days in a year. Do not round intermediate calculations. Round your answer to 3 decimal places. (e.g., 32.161)) T-bill’s quoted yield % b. Calculate the T-bill’s bond equivalent yield. (Use 365 days in a year. Do not round intermediate calculations. Round your answer to 3 decimal places. (e.g., 32.161)) T-bill’s bond equivalent yield % c. Calculate the T-bill’s EAR. (Use 365 days in a year. Do not round intermediate calculations. Round your answer to 3 decimal places. (e.g., 32.161)) T-bill’s EAR %

In: Finance

Question Consider the following table. Defects in batch Probability 2 0.35 3 0.23 4 0.20 5...

Question

Consider the following table.

Defects in batch Probability
2 0.35
3 0.23
4 0.20
5 0.09
6 0.07
7 0.06


Find the standard deviation of this variable.

Homework Help:

3VA. Calculating the mean, variance, and standard deviation of discrete variables (Links to an external site.) (4:35)

3DC. Mean, expected value, variance, and standard deviation of discrete variables (Links to an external site.) (DOCX)

Group of answer choices

3.48

4.50

1.51

2.27

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Question

The standard deviation of samples from supplier A is 0.0841, while the standard deviation of samples from supplier B is 0.0926. Which supplier would you be likely to choose based on these data and why?

Homework Help:

3DD. Interpreting and comparing discrete variable standard deviations (Links to an external site.) (DOCX)

Group of answer choices

Supplier A, as their standard deviation is higher and, thus easier to fit into our production line

Supplier B, as their standard deviation is lower and, thus, easier to fit into our production line

Supplier B, as their standard deviation is higher and, thus, easier to fit into our production line

Supplier A, as their standard deviation is lower and, thus, easier to fit into our production line

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Question

Fifteen golfers are randomly selected. The random variable represents the number of golfers who only play on the weekends. For this to be a binomial experiment, what assumption needs to be made?

Homework Help:

3DE. Definitions, assumptions and elements (n, x, p) of binomial experiments (Links to an external site.) (DOCX)

Group of answer choices

The probability of being selected is the same for all fifteen golfers

All fifteen golfers play during the week

The probability of golfing on the weekend is the same for all golfers

The probability of golfing during the week is the same for all golfers

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Question

A survey found that 31% of all teens buy soda (pop) at least once each week. Seven teens are randomly selected. The random variable represents the number of teens who buy soda (pop) at least once each week. What is the value of n?

Homework Help:

3DE. Definitions, assumptions and elements (n, x, p) of binomial experiments (Links to an external site.) (DOCX)

Group of answer choices

0.07

0.31

x, the counter

7

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Question

Sixty-eight percent of US adults have little confidence in their cars. You randomly select eleven US adults. Find the probability that the number of US adults who have little confidence in their cars is (1) exactly eight and then find the probability that it is (2) more than 6.

Homework Help:

3VB. Calculating binomial probabilities and cumulative probabilities (Links to an external site.) (8:23)

3DF. Binomial probabilities versus cumulative probabilities (Links to an external site.) (DOCX)

Group of answer choices

(1) 0.753 (2) 0.256

(1) 0.753 (2) 0.744

(1) 0.247 (2) 0.256

(1) 0.247 (2) 0.744

In: Statistics and Probability

How to compute the question (b)? And why it isn't 6C2·0.3^2·0.7^4? The probability that Jim goes...

How to compute the question (b)? And why it isn't 6C2·0.3^2·0.7^4?

The probability that Jim goes to work by taxi is 0.3. He works 6 days in a week.

(a) Find the probability that Jim goes to work by taxi in at least 3 days in a week given that
(i) he goes to work by taxi for at most 4 days,
(ii) he goes to work by taxi for more than 1 day.
(b) Find the probability that Jim goes to work by taxi in exactly 2 consecutive mornings.

In: Statistics and Probability

How to compute the question (b)? And why it isn't 6C2·0.3^2·0.7^4? The probability that Jim goes...

How to compute the question (b)? And why it isn't 6C2·0.3^2·0.7^4?

The probability that Jim goes to work by taxi is 0.3. He works 6 days in a week.

(a) Find the probability that Jim goes to work by taxi in at least 3 days in a week given that
(i) he goes to work by taxi for at most 4 days,
(ii) he goes to work by taxi for more than 1 day.
(b) Find the probability that Jim goes to work by taxi in exactly 2 consecutive mornings.

In: Statistics and Probability

QUESTION 4. Explain why the following stakeholders use accounting information. a. Creditors (2 marks) b. Debtors...

QUESTION 4. Explain why the following stakeholders use accounting information.

a. Creditors

b. Debtors

c. Employees

d. Analysts

e. Public

In: Accounting

WEEK 4 CORP FIN ASSINGMNET PART 2 Your employer contributes $100 a week to your retirement...

WEEK 4 CORP FIN ASSINGMNET PART 2

Your employer contributes $100 a week to your retirement plan. Assume that you work for this employer for another 12 years and the applicable discount rate is 7.25%. Given these assumptions, what is this employee benefit worth to you today?

You anticipate saving $1,800 a year for each of the next 25 years (NOT$1,800 once but $1,800 in each year) and anticipate earning 8% interest per year. Assuming annual compounding, how much do you expect to have in your account after 25 years?

You are borrowing $19,500 to buy a car. The terms of the loan call for monthly payments for 5 years at 5% percent interest. What is the amount of each monthly payment?

You borrow $320,000 to buy a house. 30-year mortgage rates are 4.25% and payments are made monthly. How much will be your mortgage payment be?

Referring back to question #19, how much total interest will you paying over the life of the mortgage?

NO SCREEN SHOTS OR IMAGES OF RESPONSE. PLEASE TYPE YOUR ANSWER OR UPLOAD DOCUMENT IF REQUIREMENTS MENTIONED ABOVE ARE NOT MET I WILL GIVE A NEGATIVE RATING

In: Finance