1. Compounds combine in fixed ratios and mixtures do not True or false
2. The contents of a heterogeneous mixture are distributed evenly throughout the mixture True or false
3. A homogeneous mixture is also known as a solution True or false
4. Solvents are dissolved in a solute True or false
5. Vaporization is an example of a liquid dissolving in a gas True or false
6. The addition of a solute causes the boiling point of the solvent to be True or false
7. Lemon juice (citric acid) and baking soda (sodium bicarbonate a base) are used in cooking True or false
8. Acid are sweet in taste True or false
9. Bases are slippery to touch like soap True or false
10. Litmus paper is an acid-base indicator True or false
11. Acids turn blue litmus paper red True or false
12. Bases turn litmus paper red True or false
13. Pure water has a pH of 7 True or false
14. Plant generally prefer soil with a pH of 14 True or false
15. pH of blood has a very narrow range True or false
Answers: 3
Chemistry, 21.06.2019 22:00
Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.
Answers: 1
Chemistry, 22.06.2019 05:30
Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean
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Chemistry, 22.06.2019 22:30
Why is it possible for different microorganisms to extract energy not only from carbohydrates and other biological molecules but from a large variety of substances?
Answers: 1
Chemistry, 23.06.2019 02:00
The point along a planet's orbit where it is closest to the sun is called the
Answers: 1
1. Compounds combine in fixed ratios and mixtures do not True or false
2. The contents of a heterog...
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