6kg cost 27
1kg cost 4.5
13kg X 4.5= 58.5
Answer:
65
Step-by-step explanation:
13$=20%(multiply by five to make 100%)
13$×5=65$
Answer:
D. promoting general friendliness
Step-by-step explanation:
You are not invading someone's personal life. You are just being friendly.
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The number of hydrogen and oxygen atoms that should be in the products according to the law of conservation of matter, is given as follows:
4 hydrogen atoms and 2 oxygen atoms.
<h3>What is stated by the law of conservation of matter?</h3>
The law of conservation of matter states that the amount of matter in the solution remains constant, even when the substance has a change in the format.
The amounts on the equation are given as follows:
- 2 oxygen atoms in the reactants.
The law of conservation of matter states that the amounts remain constant, hence the amounts of the solution are given as follows:
- 2 oxygen atoms in the reactants.
More can be learned about the law of conservation of matter at brainly.com/question/18318085
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