In the reaction: AlCl3 (aq) + 4 NaOH (aq) → NaAlO2 (aq) + 3 NaCl (aq) + 2 H2O (l) a. How many moles of sodium hydroxide will react with 125 grams of aluminum chloride? (3.75)

b. How many moles of water are produced when 56 grams of sodium hydroxide react with excess aluminum chloride? (0.70)

c. How many moles of sodium hydroxide are needed to produce 500 grams of sodium chloride? (11.4)

For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space

Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.