If 1.35 g of pure Ca metal is added to 1.88 g of CaO Is converted to atomic mass of Ca how much - (A) 40.75 (B) 50 (C) 60 (D) 70

How many number of moles are there in 1 g of Ca

A sample of pure calcium weighing 1.35 g was quantitatively converted to 1.88 g of pure CaO. Atomic mass of calcium is

A sample of pure Ca metal weighing 1.35 grams was quantitatively converted to 1.88 grams of pure Cao. What is the atomic weight of Ca? (O = 16)

A sample of pure calcium weighing 1.35 g was quantitatively converted to 1.88 g of pure CaO . Atomic mass of calcium is

A sample of pure calcium weighing 1.35 g was quantitatively converted to 1.88 g of pure CaO . Atomic mass of calcium is

A mixture of CaCl_(2) and NaCl weighing 4.44 g is treated with sodium carbonate solution to precipitate all the Ca^(+2) ions as calcium carbonate The calcium carbonate so obtained is heated strongly to get 0.56 g of CaO . The percentage of NaCl in the mixture (atomic mass of Ca=40 ) is

1 1/4 % as a fraction is (a) 1 /40 (b) 1/ 60 (c) 1/ 80 (d) 1/70

1 1/4 % as a fraction is (a) 1 /40 (b) 1/ 60 (c) 1/ 80 (d) 1/70