Inorganic Chemistry Answers

the atmospheric pressure in san francisco on a certain day was 732 mmHg. what was the pressure in kPa?

how many molecules are contained in each compound?
A. 1.35 mol of carbon disulfide (CS2)
B. 0.254 mol of diarsenic trioxide (As2O3)
C. 1.25 mol of water
D. 150.0 mol of HCL

Magnesium hydroxide is 54.87% oxygen by mass. How much oxygen is in 118 g of the compound?
Answer in units of g

2H2(g)+O2(g)=2H2O(g) Delta H=-483.6kj
3O2(g)=2O3(g) Delta H=+284.6 kj
Calculate the heat of the reaction :
3H2(g)+O3(g)=3h2O(g)

how many moles are there in 10.0g of C2H5OH? (SHOW YOUR WORK)

How many grams are there in 13.5 moles of NaCl? (show your work)

how many atoms of Cl are there in 6.3 grams of Cl? (show your work.)

A sample of compound weighing 83.5 g contains 33.4 g of sulfur. The rest is of oxygen. What is the empirical formula?

What does 50,045 in the Alkalinity calculation formula, alkalinity = (Vol. of Acid x Normality of Acid x 50,045)/(vol. of sample ) mean and how is it derived?

I read that putting hot water+ dawn dish soap would help rinse out the smell of pet urine ( we just got a untrained puppy). Earlier i tried pet detergent+ hot water. Though i vacuumed the spots I think the dawn (anionic) and detergent (anionic) mixed. The smell is powerful and awful, what should i do? Please help