Which has more mass a kilogram of bricks or a kilogram of feathers explain

What is the true ratio of atoms in a molecule or formula unit called

Synthesize Information In a multistep process, cells can combine the reactants glucose (C6H12O6) and oxygen (O2) to form the products carbon dioxide (CO2) and water (H2O). Some cells can also perform the reverse of this process.

Which of the following, when dissolved, will cause water to reach the highest temperature before boiling? A. Epsom Salt (MgSO4) B. Potassium sulfide (K2S) C. Sodium Chloride (NaCl) D. Sugar (C6H12O6)

What element has 4 protons 5 neutrons and 4 electrons

What is the percent mass oxygen in acetone

Hydrogen is a pure substance represented by the chemical symbol h. which of the following best describes hydrogen a. hydrogen is a compound made of only one kind of atom. b. hydrogen is a compound made of two or more kinds of atoms. c.

How to assign oxidation and reduction numbers

How to tell difference between hydrogen gas and oxygen gas?

Why do atoms have different speed

Jose gets up from his seat on the bus to move closer to the front. Just as he begins to walk forward, the bus stops at a light.