Answer:
Add more solvent to decrease the concentration
Pure Substance. A sample of matter, either a single element or a single compound, that has definite chemical and physical properties. Element. A pure substance that cannot be broken down into other substances by chemical or physical means.
Explanation:
Sorry if it's wrong!!!!!!!
17.6
Answer is explained above
1 kilogram weight at sea level would be the equivalent of 2 pounds.
