One sample of atmospheric air is found to have 0 03 of

Last updated: 7/4/2023

One sample of atmospheric air is found to have 0 03 of carbon dioxide and another sample 0 04 This is evidence that 1 The law of constant composition is not always true 2 The law of multiple proportions is true 3 Air is a compound 4 Air is a mixture Number of moles of water in 1 litre of water with density 1g cc are 1 55 56 3 56 55 2 45 56 4 56 45 One nanometre is equal to 1 10 cm 3 10 7 cm 2 10 cm 4 10 cm 0