Stoichiometry

What is produced when hydrogen burns in air? The total mass of reactants is equal to the total mass of the products. What is confirmed by this statement? What is the atomic mass of a substance expressed in grams called? What is the weight of a single molecule of water? Molecular ions are generated with high energy.......? Which of the following process is exothermic?

ISSB Test

ISSB Tests








Part - 1

Part - 3

Part - 5

Part - 7

Part - 9

Part - 11

Part - 13

Part - 15

Part - 17

Part - 19

Part - 21

Part - 23

Part - 25






Stoichiometry







Part - 2

Part - 4

Part - 6

Part - 8

Part - 10

Part - 12

Part - 14

Part - 16

Part - 18

Part - 20

Part - 22

Part - 24