Which is a diatomic molecule?

Select one:

a. CH4

b. H2O

c. O2

d. N

What is the net ionic equation of H3PO4 (aq) + Ca (OH) 2 (aq) yields Ca3 (PO4) 2 (aq) + H2O (l)

Sulfur and oxygen react to produce sulfur trioxide. In a particular experiment, 7.9 grams of SO3 are produced by the reaction of 6.0 grams of O2 with 7.0 grams of S. What is the % yield of SO3 in this experiment

What is the chemical fluoride for carbon tetrafluoride?

A mixture containing 22.5 gg of ice (at exactly 0.00 ∘C∘C) and 77.1 gg of water (at 50.9 ∘C∘C) is placed in an insulated container. Assuming no loss of heat to the surroundings, what is the final temperature of the mixture?

Curious Carl and his lab partner need 100 ml of a 0.10 M CuSO4 solution for lab. Unfortunately, all they have is 1 liter of a 0.50 M CuSO4 stock solution. Cheryl, his lab partner knows what to do.

A hot-water heater has an 8-ohm element that operates at 240 V. The power that's consumed by this water heater is A. 1,920 W. B. 30 W. C. 900 W. D. 7,200 W.

A car travels 66 kilometers in 3 hours. what is its speed

Which of the following elements has the lowest ionization energy? Rb Sr Cs Ba Xe

Which is a diatomic molecule? Select one: a. CH4 b. H2O c. O2 d. N

Everyone reacts to stress in the same way.