Excess copper reacts with 170. g of silver nitrate to produce copper (II) nitrate and silver. Determine the % yield of Cu(NO3)2 if the actual yield is 46.9g.

Given the table below, what is the chemical formula for a compound between rb and the nitrate ion no3 -1? nitrate ion no3 -1 phosphate po4 -3 sulfate so4 -2 acetate c2h3o2 -1 ammonium nh4 +1 chromate cro4 -2 carbonate co3 -2 dichromate cr2o7 -2 permanganate mno4 -1 sulfite so3 -2 rbno3 rb2no3 rb(no3)2 rb2(no3)3

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.