If I have 6.02 x1023 atoms of silicon, how many grams of silicon do I have?

Describe what you would do to prepare 100.0g of a 3.5% solution of ammonium sulfate in water.

For the following SN1 solvolysis reaction, select the correct rate equation and the overall reaction order (note: CH3OH is the solvent for the reaction). (CH3) 3CCl + CH3OH → (CH3) 3OCH3 + HCl

What method will speed up a chemical reaction? apply heat avoid grinding the substance decrease the concentration of the reactants

Noble gases are elements that have a

An industrial vat contains 650 grams of solid lead (ll) chloride formed from areaction of 870 Grams of lead (ll) nitrate with excess hydrochloride acid. This is the equation of the reaction

Consider the following half-reactions: Half-reaction E° (V) I2 (s) + 2e - 2I - (aq) 0.535V 2H + (aq) + 2e - H2 (g) 0.000V Zn2 + (aq) + 2e - Zn (s) - 0.

Where did the longest tsunami form?

Calculate the number of H atoms in 0.190 mole C 6 H 14 O .

What fuel is produced by the electrolysis of water? chlorine gas hydrogen gas natural gas oxygen gas

Model describe how you would show j. j. thomson's model of the atom using small beads and clay