How many hydrogen are in 4.02 grams in water

Turbo the snail moves across the ground at a pace of 12 feet per day. if the garden is 48 feet away, how many days will it take for the snail to get there?

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.