Question

Calculate the mass of KCLO3 necessary to produce 1.23 gram of O2​

Answer 1

Answer:

2KClO3 ---> 2KCl + 3O2

equation tells you  

3 moles O2 (16 x 6 =96g) are produced by 2 moles KClO3 (245g)

now just use simple proportion maths

1.23g O2 are produced by 245/96 x 1.23g KClO3 . answer

Explanation:

Answer 2

Answer:

Explanation:

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