Chalk contains 10% calcium, 3% carbon and 12% oxygen. Find the amount (in grams) of each of these compounds in 1 kg of chalk. (plz answer soon exam is approaching)
Ok
Total Weight = 1 Kg = 1000g
Calcium = 10/100*1000 = 100 g
Carbon = 3/100*1000 = 30 g
Oxygen = 12/100*1000 = 120g