Which two particles in an atom are equal in number

Beryllium has one more electron than lithium. Can this additional electron fit in the 2s subshell?

How many grams of CO2 are used when 6.0 g of O2 are produced? Express your answer with the appropriate units.

How much heat is released by the combustion of 2 mol of methane? A.-80.3 kJ B.-802.5 kJ C.-1,605.1 kJ D.-6,420.3 kJ

Where would you expect to find the 1H NMR signal of (CH3) 2Mg relative to the TMS signal? (Hint: Magnesium is less electronegative than silicon.)

Why is second ionization energy larger than first ionization energy

Isopropyl alcohol (C3H8O) is a common solvent used for cleaning and disinfectant purposes. Its mass spectrum is shown below.

How is an unsaturated fat converted to into a saturated fat?

Is hydrofluoric acid stronger than acetic acid?

How much energy does an electric hair dryer use if it draws 8.3 amps of current when using 120 volts for 5.0 minutes?

You need a 45% alcohol solution. on hand, you have a 480 ml of a 40% alcohol mixture. you also have 85% alcohol mixture. how much of the 85% mixture will you need to add to obtain the desired solution?