What is mathematical expression of PH scale

An aqueous 0.300 M glucose solution is prepared with a total volume of 0.150 L. The molecular weight of glucose is 180.16 mol What mass of glucose (in grams) is needed for the solution?

Which statement describes one acid-base theory?

Which gas occupies the highest volume at STP?

Electrons in an atom cannot exist between energy levels

2. _Sn + _NaOH→_NaSnO2 + _H2 3._H2SO4 + _NaCN " _HCN + _Na2SO4

How does an object become negatively charged? It gains electrons. It loses electrons. It gains protons. It loses protons.

TRY H Vele Elements y Llectron Configurations for P-Block Use the periodic table to determine the electron configuration for aluminum (AI) and arsenic (As) in noble-gas notation A [Ar]352301 [He1232206352301 [Ne]3:23p1 [Ne]352302

If you measure the mass of a model car to be 230 grams. the actual mass is 218 grams. what is your percent error.

If I have 1.9 moles of gas held at a pressure of 5 atm and in a container with a volume of 50 liters, what is the temperature of the gas?

A student measured 1.0 kcal when the student combined 99.7 mL of 3 M HCl with 100 mL of 3 M NaOH. Given that the reaction is HCl (aq) + NaOH (aq) → NaCl (aq) + H2O what was ΔHneutralization per mole of water?