## Answers

Given datals mass of gas sample = 1000g mass of mass of t = 2.59 c= 7:59 mass pericent (%) = mass of solute (g) -x100 mass of solution (9) mass percent of H= mass of a -X 100 mass of gas sample 2. 5g - 1000g X100 = 25% mass percent of HE 25% mass percent of c= mass of a mass of gas sample 7. 59 X100 = 751. 10.og cs Scanned paia'ss CamScanner policent of CS 7511,

.
#### Similar Solved Questions

1 answer

##### Create a Python Program that will ask the user for a password (use input) Verify that...

Create a Python Program that will ask the user for a password (use input) Verify that the password meets the following conditions: -must be 12 characters long -must have uppercase and lowercase -must contain at least 1 special character (!~#$%^&*{}+_) -must be a mix of numbers and letters You mu...

1 answer

##### A $1,000 par bond with a 4% semi-annual coupon has 10 years to maturity trades at...

A $1,000 par bond with a 4% semi-annual coupon has 10 years to maturity trades at a yield of 6%. What would be it’s price? A. $851.23 B. $922.58 C. $1,148.77 D. $541.20...

1 answer

##### Toronto Company's budget and actual costs per unit are provided below for the most recent period....

Toronto Company's budget and actual costs per unit are provided below for the most recent period. During this period, 700 units were actually produced Product Budget Cost Product Actual Cost $22.00 $19.76 Materials Budget Actual Direct labour Budget Actual Variable overhead Budget Actual Total u...

1 answer

##### True or false: the higher the short-term interest rate, the lower the opportunity costs holding money

true or false: the higher the short-term interest rate, the lower the opportunity costs holding money...

1 answer

##### Cornerstone Exercise 11-18 Classification of Cash Flows A review of the statement of financial position of...

Cornerstone Exercise 11-18 Classification of Cash Flows A review of the statement of financial position of Petarch Company Ltd. revealed the following changes in the account balances: Required: Classify each change in the statement of financial position account as a cash flow from operating activiti...

1 answer

##### A spherical bubble rises from the bottom of a lake whose temperature is 10 oC at...

A spherical bubble rises from the bottom of a lake whose temperature is 10 oC at the bottom and 22 oC at the surface. If the bubble doubles its volume by the time it reaches the surface, how deep is the lake? (please be specific on how you calculate the volume.)...

1 answer

##### 12-13 show work 12. Using a normal distribution and z score formula answer the following questions:...

12-13 show work 12. Using a normal distribution and z score formula answer the following questions: a. Find the Z-score that cuts off the top 35% of the nornval curve b. Find the data value to the nearest whole number that cuts off the bottom 20% of the curve given that the mean is 75 and sample st...

1 answer

##### Question 4. (20 point, 10 points each) Consider the B+ tree index of order d 2...

Question 4. (20 point, 10 points each) Consider the B+ tree index of order d 2 shown below. Assume the left order is for and the right order is for If you can borrow from both siblings, choose the right sibling. Answer these question:s Root 50 73 85 8 18324o 256810*18*27 32 39 73 80* 41 45* 52 58 91...

1 answer

##### Reserve Problems Chapter 10 Section 1 Problem 1 Consider the hypothesis test Ho : H1 -...

Reserve Problems Chapter 10 Section 1 Problem 1 Consider the hypothesis test Ho : H1 - H2 = 0 against H : H1 – 12 #0 samples below: I 36 38 32 32 33 30 31 29 39 38 30 37 37 30 39 30 34 40 II 32 30 35 32 31 29 30 3731 34 30 30 30 32 33 34 Variances: 1 = 3.9, 02 = 2.4. Use a = 0.05. (a) Test the...

1 answer

##### Question 12 Find the derivative of the function f(x)= (in(cox) + sinº(x))2. • f'(x) = 12(In(cox)...

Question 12 Find the derivative of the function f(x)= (in(cox) + sinº(x))2. • f'(x) = 12(In(cox) + sin?(x)) (3sin?x cosx – tanx) • f'(x) = 12(In(cox) + sin?(x))+(3sinx cos?x - tanx) o f'(x) = 12(In(cox) + sin(x))(3sinx cosx + tanx) o f'(x) = 12(In(cox) + sin}(x))...

1 answer

##### What is the Red Queen hypothesis? I need an accurate description. Please do not take what...

What is the Red Queen hypothesis? I need an accurate description. Please do not take what wkipedia says as it makes no sense to me....

1 answer

##### N Hum and copper to answer this question Heat is added to a solid substance at...

n Hum and copper to answer this question Heat is added to a solid substance at a constant rate. added. The graph shows the temperature of the substance as heat is E. Heat Added Which part of the graph is representative of the liquid state? A) A в) в C) C D) D Based on the graph above, wh...

1 answer

##### 9. (10 marks) A firm is considering the purchase of a new machine to increase the...

9. (10 marks) A firm is considering the purchase of a new machine to increase the productivity of existing production process. All the alternatives have a life of 10 years and they have negligible market value after 10 years. Use the IRR method (incrementally) to make your recommendation. The firm&#...

1 answer

##### The work function of a particular metal is known to be 1.52 eV. The metal is...

The work function of a particular metal is known to be 1.52 eV. The metal is illuminated with light of wavelength 490 nm. Part A What is the cutoff frequency fc? Essay answers are limited to about 500 words (3800 characters maximum, including spaces). 3800 Character(s) remaining...