If a test consisted of 100 question ho many would I have to get right to pass. At the very least?

At STP, oxygen exists in two forms, O2 (g) and O3 (g). These two forms of oxygen have 1. different molecular structures and different properties 2. different molecular structures and the same properties 3.

What mass of water forms when 2.75 * 10-4 mol NaOH reacts completely?

Which property of potential energy distinguishes it from kinetic energy? a. mass b. position c. force d. work and power

What 2 particles account for almost all if the mass of an atom

Bl. How many mole of ALO, (aluminum oxide) would be produced from reacting 6 mole of Feo?

True or false? An energy-level diagram shows all electron levels of an atom.

Oxygen, nitrogen, and fluorine bond with hydrogen to form molecules. these molecules are attracted to each other by

If a substance consists of only one kind of atom, it is an ... A. mixture B. element C. solution

Why would a crash involving cars going faster do more damage than a crash going slow? explain using terms kinetic and potential and inertia. Science

Just as heat can denature enzymes, so can a change in the pH. Enzymes that normally work in an acidic environment in the body can become denatured if the pH becomes too alkaline.