Question

1. Choose the most correct option.
A. A sample of pure water, whatever the
source always contains ............... by
mass of oxygen and 11.1 % by mass of
hydrogen.
a. 88.8 b. 18 c. 80 d. 16
B. Which of the following compounds can
NOT demonstrate the law of multiple
proportions ?
a. NO, NO, b.CO, CO,
c. H,0,H,O, d. Na, S, NaF
c Which of the following temperature​

Answer 1

1. Choose the most correct option.

1. Choose the most correct option.A. A sample of pure water, whatever the

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... by

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass of

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass ofhydrogen.

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass ofhydrogen.a. 88.8 b. 18 c. 80 d. 16

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass ofhydrogen.a. 88.8 b. 18 c. 80 d. 16B. Which of the following compounds can

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass ofhydrogen.a. 88.8 b. 18 c. 80 d. 16B. Which of the following compounds canNOT demonstrate the law of multiple

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass ofhydrogen.a. 88.8 b. 18 c. 80 d. 16B. Which of the following compounds canNOT demonstrate the law of multipleproportions ?

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass ofhydrogen.a. 88.8 b. 18 c. 80 d. 16B. Which of the following compounds canNOT demonstrate the law of multipleproportions ?a. NO, NO, b.CO, CO,

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass ofhydrogen.a. 88.8 b. 18 c. 80 d. 16B. Which of the following compounds canNOT demonstrate the law of multipleproportions ?a. NO, NO, b.CO, CO,c. H,0,H,O, d. Na, S, NaF

1. Choose the most correct option.A. A sample of pure water, whatever thesource always contains ............... bymass of oxygen and 11.1 % by mass ofhydrogen.a. 88.8 b. 18 c. 80 d. 16B. Which of the following compounds canNOT demonstrate the law of multipleproportions ?a. NO, NO, b.CO, CO,c. H,0,H,O, d. Na, S, NaFc Which of the following temperature

Answer:

1. Choose the most correct option.

A. A sample of pure water, whatever the

A. A sample of pure water, whatever thesource always contains 88.8 by

A. A sample of pure water, whatever thesource always contains 88.8 bymass of oxygen and 11.1 % by mass of

A. A sample of pure water, whatever thesource always contains 88.8 bymass of oxygen and 11.1 % by mass ofhydrogen.

A. A sample of pure water, whatever thesource always contains 88.8 bymass of oxygen and 11.1 % by mass ofhydrogen.a. 88.8 b. 18 c. 80 d. 16

c Which of the following temperature

Answer 2

Answer:

A. a. 88.8%

B. d

Explanation:

A. water has only oxygen and hydrogen. so, if hydrogen is x%then oxygen is 100-x% that is 88.8%