Determine the number of moles of compound in each of the following compounds?

4.50g H2O

471.6g Ba (OH) 2

129.68g Fe3 (PO4) 2

What is - 17/20 as a decimal

The probability that a randomly-selected 4 year old male salamander will live to be 5 years old is 0.97 291 what is the probability that at least one of 7 randomly selected 4 year old male salamanders will not live to be five years old is what

The law of cosines for ABC can be set up as 52 = 72 + 32 - 2 (7) (3) cos (B). What could be true about ABC? Law of cosines: a2 = b2 + c2 - 2bccos (A) a = 5 and c = 7 a = 3 and c = 3 b = 7 and c = 5 b = 5 and c = 3

How much should you invest at 3.9% simple interest in order to earn $65 interest in 12 months?

patsy's pizzeria sold 3 5/6 vegetables pizzas yesterday. they sold 3 times as many pepperoni pizzas. how many pepperoni pizzas did they sell?

Is 2.9 greater than 0.29?

Solve the inequality - b-2>8

Carol spends 27 hours in a 2-week period practicing her culinary skills. How many hours does she practice in 5 weeks?

How would you determine the inverse of f (x) = √x - 4?

What is the nth term of this sequence 12 22 32 42 52