Astudent measures the mass of a sample of a metallic element, mm. then the student heats the sample in air, where it completely reacts to form the compound momo. the student measures the mass of the compound that was formed. which of the following questions can be answered from the results of the experiment
Answers: 3
Chemistry, 22.06.2019 02:10
When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)
Answers: 3
Chemistry, 22.06.2019 10:00
Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5
Answers: 3
Chemistry, 22.06.2019 21:30
Describe at least two advantages and two disadvantages of using hydropower as a source of energy.
Answers: 2
Astudent measures the mass of a sample of a metallic element, mm. then the student heats the sample...
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