Calculate the number of formula units in 1.87 mol of NH4Cl a
1.13 x 1024 NH4Cl

b
1.88 x 1023 NH4Cl

c
6.75 x 1024 NH4Cl

d
1.12 x 1024 NH4Cl

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

Stage in which a typical star has completely stopped fusion

Find the number of moles of argon in 364g of argon.