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Chemistry, 21.06.2019 20:50
Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread
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Chemistry, 22.06.2019 02:00
If you add 10ml of hot water to 10ml of cold water and the change in tempature 8ยฐc calculate how much energy is gained by the cold water
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Chemistry, 22.06.2019 03:50
Express the following number in scientific notation. 0.026890 =
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Chemistry, 22.06.2019 03:50
Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.
Answers: 1
The chemical formula for sodium hydroxide is NaOH. What could be the possible ratio in which the thr...
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