Chemistry, 17.03.2022 14:00 krystalhurst97
Select all of the following equations that represent an exothermic reaction.
C + 2S → CS 2, ΔH = 27,550 cal
NH 3(g) + 12.0 kcal → ½N 2(g) + 3/2 H 2(g)
CH 4 + 2O 2 → CO 2 + 2H 2O + 212,800 cal
2H 2O → 2H 2 + O 2, ΔH = +58 kcal
C (graphite) → C (diamond), ΔH = - 0.45 kcal
Answers: 2
Chemistry, 22.06.2019 04:00
14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream
Answers: 3
Chemistry, 22.06.2019 21:00
Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon
Answers: 1
Select all of the following equations that represent an exothermic reaction.
C + 2S → CS 2, ΔH = 2...
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