Chemistry, 20.11.2020 01:20 myleefaustin
The fusion reaction 2/1 H + 3/1 H =4/2 He + n + energy releases 2.8 x 10^-12 joules of energy. How many such reactions must occur every second in order to light a 100-watt lightbulb? Note that one watt equals one joule per second.
Answers: 2
Chemistry, 20.06.2019 18:02
1.milk of magnesia, a suspension of mg(oh)2in water, reacts with stomach acid (hcl) in a neutralization reaction. mg(oh)2(s) + 2 hcl(aq) −→ 2 h2o(l) + mgcl2(aq) what mass of mgcl2 will be produced if 5.49 g of mg(oh)2 reacts? answer in units of g. 2.what mass of hcl is required to completely react with 5.49 g of mg(oh)2? answer in units of g.
Answers: 3
Chemistry, 21.06.2019 23:50
2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.
Answers: 1
Chemistry, 22.06.2019 03:00
Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture
Answers: 1
The fusion reaction 2/1 H + 3/1 H =4/2 He + n + energy releases 2.8 x 10^-12 joules of energy. How m...
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