At room temperature, oxygen is a gas and hydrogen is a gas. When they combine at room temperature, they form a .

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

Which form of relativism states that people rely on their own standards of right and wrong when making a decision?

Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e