Chemistry, 23.04.2020 16:19 cldantesBanana
50 grams of water (c=4.186 J/gC) starting at 20 degrees C cools and turns to ice at 0 degrees C. How much heat will be released? *
Answers: 3
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How many grams of phosphorus are contained in 5.09 moles of phosphorus?
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Chemistry, 22.06.2019 22:00
Plz ill give u brainliest which of the following steps is not likely to take place during cellular respiration? a.oxygen combines with carbon of simple sugar. b. energy molecule transfers energy to cells. d. energy is used up.
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Chemistry, 23.06.2019 11:00
Which of the following reactions represents an exothermic reaction? nh3(g) + 12.0 kcal ½n2(g) + 3/2 h2(g) ch4 + 2o2 co2 + 2h2o + 212,800 cal c + 2s cs2, h = 27,550 cal c(graphite) c(diamond), h = 0.45 kcal 2h2o 2h2 + o2, h = +58 kcal
Answers: 1
Chemistry, 23.06.2019 12:00
Which of the following involves only abiotic factors? a. a large rock being weathered by wind and rain b. an otter using a stone to break open a sea urchin c. a spider building a web in the corner of a building d. a pine tree absorbing light from the sun
Answers: 1
50 grams of water (c=4.186 J/gC) starting at 20 degrees C cools and turns to ice at 0 degrees C. How...
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