in a laboratory, 178.8 g of water is seperated into hydrogen gas and oxygen gas. the hydrogen gas has a mass of 20.0 g. what us the mass of oxygen gas produced?

Burt's mother asked him to use a spoon to stir the stew that was cooking on the stove. Which spoon will stay the coolest while he stirs and why? Question 9 options: An aluminum spoon because it can only be heated by radiation.

Consider the steps in a bicycle-factory assembly line: Step 1: rate = 120 handlebars per hour Step 2: rate = 60 sets of wheels per hour Step 3: rate =

What will be the product (s) of a synthesis reaction in which the reactants are Mg and F2?

What is it called when the state of matter that keeps its shape and volume when it's placed in a different container

Which compound is unlikely to contain ionic bonds

What is the frequency of a wave? A. The amount of time that one full cycle takes B. The distance traveled by the wave during one full cycle C. The amount of cycles that occur in a given time D. The distance from the beginning to the end of a cycle

Which trait is most likely a result of artificial selection

The reaction of glucose, c6h12o6, with oxygen produces carbon dioxide and water. what is the sum of the coefficients in the balanced equation?

alexadra has a density of 3.72g/mL. and a mass of 11160 mg. If the object is placed in a graduated cylinder containing 25 mL of water. What is the final volume?

How should she report the answer using the correct number of significant figures? 14.206 14.21 14.2 14