The periodic table is based on an element's
a. atomic number.
b. molecular size.
c. molecular mass.
d. atomic mass.

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он