Please solve question 1 and 2 using TEXAS BAII Plus calculator, I can't get it right....

(a) How many moles of ammonium ions are in 0.405 g of ammonium carbonate? mol (b) What is the mass, in grams, of 0.0601 mol of iron(III) phosphate? (c) What is the mass, in grams, of 2.06 x 1023 molecules of aspirin, CyH8O4? (d) What is the molar mass of a particular compound if 0.072 mol weighs 6.1...

How do you find the inverse of #f(x)=x/(x+3)#?...

Part A A 60 inclined plane of length 0.30 m is positioned at the edge of a table that is 20 m high, as shown in Figure 1). A box is placed at the top of the plane and given a shove so that it has an initial velocity of 2.0 m/s down the plane. The coefficient of kinetic friction between the block and...

1. Consider a bet with 2.1.1 odds. This means that if you wager $1, you get back $2.10 if you win and $0 if you lose. Assume you start with $1 and place a single $1 bet. Let the RV X denote the change in your final wealth, i.e., P(X € (-1,1.1}) = 1. (a) (2 points) If the probability of winning ...

QUESTION 7 Find the magnitude of the electric field in kN/C for problem 22.7 using a value of a 4.15 cm m away? 92 7 SSM ILW www In Fig. 22-35, the four particles form a square of edge length a-5.00 cm and have charges 1-+10.0 nC, 2-20.0 nC, 9sa +20.0 nC, and q410.0 nC. In vector notation, what net ...

When a coin is flipped 3 times, there are a total of possible different sequence outcomes available (Example of a possible sequence outcome includes Heads-Heads-Heads as one outcome. Be sure to think about all variations that are possible here for flip#1-flip#2-flip#3. 2 O 8 O...

Receivables Confirmation Exercise (10 points) You have been engaged to audit the financial statements of ABC Company, for the year ended 12/31/02. To begin your substantive audit work in the accounts receivable area, you obtained an aged trial balance from the bookkeeper. 1-30 days 30-60 days 60-90 ...

This question is for fun. Imagine that you are in the following real life situation. You are interviewing for a job at a retail store. The interviewer asks you what classes you are taking and what you are learning in class. You tell her that you are studying microeconomic theory and that you are lea...

A circular table is painted yellow with a red square in the middle. The radius of the tabletop is 6x. The side length of the red square is 3x. What is the area of the yellow part of the tabletop? Write your answer in factored form....

If the domestic demand curve is Q=20p 05 the domestic supply curve is Q-Spos and the world price is $6.00, use calculus to determine the changes in consumer surplus, producer surplus, and welfare from eliminating free trade. The change in consumer surplus (ACS) from eliminating free trade is $ (Ente...

A company provided the following direct materials cost information. Compute the direct materials price variance. Standard costs assigned: Direct materials standard cost (419,000 units @ $3.00/unit) $ 1,257,000 Actual costs: Direct Materials costs incurred (416,000 units @ ...

Feherty, Inc., accounts for its investments under IFRS No. 9 and purchased the following investments during December 2021: 1. One hundred and ninety of Donald Company's $1,000 bonds. The bonds pay semiannual interest, return principal in 8 years, and Include no other cash flows or other features...

3. Check your understanding Discuss each answer in your group - correct or not and why? Explain in 1-2 sentences per answer. 1. Which of the following is a true statement? a. Only cells that make a specific gene product, like a protein, carry that gene. b. Through natural selection and time, evoluti...

Define a class DoubleStack which implements two stacks of objects of type Object using a single shared array, so that the push and pop operations specify which of the two stacks is involved in the operation (as described below). (a) Specify necessary instance variables and write a constructor &ldquo...

I need very very short answer 3. In your own words, describe why it is important for us to identify and make use of renewable energy sources....

2. A batch reactor is to be used to treat raw water to achieve 95% pollutant removal. The pollutant has a second-order reaction rate constant of 0.35 L/(mg.day), what is the required residence time of water in the batch reactor, in days? 15 pts...

Suppose you observe the following situation: State of Economy Bust Normal Boom Probability of State .15 .60 Return if State Occurs Stock A Stock B -.08 -10 .11 .09 .27 .25 .30 a. Calculate the expected return on each stock. (Do not round interme calculations and enter your answers as a percent round...

What is the purpose of the National Patient Safety Goals in the health care system?...