What has more mass a whole sponge or that same sponge broken into tiny pieces

the burning of wood is a chemical reaction between cellulose molecules in the wood and oxygen the products are carbon dioxide and water what would you have to do in order to prove that this reaction obeys the law of conservation of mass?

Atoms have no electric charge because they a. have an equal number of charged and noncharged particles. b. have neutrons in their nuclei. c. have an equal number of electrons and protons. d. have an equal number of neutrons and protons.

Woods synthetic products are derived from the natural resource.

In a robinson annulation, an α,-unsaturated carbonyl compound reacts with a carbonyl compound to afford a (new) cyclic α,-unsaturated ketone by a michael-aldol-dehydration sequence.

When is it necessary to draw a multiple bond in a lewis structure?

How does the tilt of earths axis affect the number of daylight hours and the temperature of a location on earth?

What's the ph of a 6.7*10^-5 m H + solution

The citric acid cycle (cac) is activated in the presence of oxygen, but what is the link between the cac and oxygen? pick the one best choice: a. oxygen is an allosteric activator for citrate synthase. b.

An experiment is performed on a puck on a level air hockey table, where friction is negligible. a constant horizontal force is applied to the puck, and the puck's acceleration is measured.

A plane travel for about 2.5 hours at a velocity of 1200 km/hr east. What distance did it travel?