Chemistry, 16.07.2019 00:00 naenae6775
Which is an example of an exothermic process? a beaker feels cools when chemicals in it react. a hot pack feels warm when chemicals in it combine. plants use the sun's energy for photosynthesis. you can fry an egg by heating it on a stove. which statement describes the reaction represented by the equation below? n2(g) + 3h2(> 2nh3(g) + 93 kj -it is endothermic because energy is absorbed. -it is endothermic because energy is released. -it is exothermic because energy is absorbed. -it is exothermic because energy is released.
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Chemistry, 22.06.2019 09:10
Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons
Answers: 3
Chemistry, 22.06.2019 17:40
If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
Answers: 1
Which is an example of an exothermic process? a beaker feels cools when chemicals in it react. a h...
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