Answer the following question.  Submit your final answer here. The molar solubility of the salt with generic formula A2B is 1.07 × 10-7 M in pure water.  Calculate the Ksp for this salt.

Answer the following question.  Submit your final answer here. Write the balanced equation and use a correct mole ratio to calculate how many milliliters of 0.1154 M NaOH are required to titrate 10.00 mL of 0.0950M H2SO4 to the second equivalence point?

Answer the following question.  Submit your final answer here. Consider a saturated Me(OH)2 solution. Ksp for Me(OH)2= 2.08 × 10-15 Calculate the molar solubility of Me(OH)2 in pure water. (7 pts) Calculate the molar solubility of Me(OH)2 in 0.95M Me(NO3)2. (4 pts) Compare the molar solubility of Me(OH)2 in pure water and in the buffer solution with pH 6. Justify your answer. (1) After submitting the exam, upload the matching calculations to the Exam 3 Solutions, Extra Credit, and Partial Credit assignment. Answers – 3pts, work – 1pts

An investor holds two independent assets. Over the next year the dollar profit from asset 1 is and from asset 2 is , both in thousands of dollars. Let be the portfolio’s total profit. Using the empirical rule (about 68% of a normal distribution lies within one standard deviation of the mean), what is the approximate probability that total profit exceeds $63,000, i.e. ? Give your answer to two decimal places. (Hint: what are the mean and variance of ?)

The daily output (in tons) of a small workshop is a continuous random variable with density and otherwise. What is the variance of daily output, ?

What is the probability that the algorithm finishes in strictly less than 2 hours?

Price is a key element in the marketing mix because it relates most directly to

Which is an example of a natural facial marking?

Which of the following is true of the Human Chimp Last Common Ancestor (HC-LCA)?

A cafe knows that each customer orders a pastry with probability 0.3, independently across customers. Among the next 5 customers, what is the probability that exactly 2 order a pastry?