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Chemistry, 21.06.2019 20:30, Garciaapril1597
An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?
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Chemistry, 22.06.2019 10:30, shaylawaldo11
Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
Answers: 3
Chemistry, 23.06.2019 14:20, shaylawaldo11
Neutral atoms of argon, atomic number 18, have the same number of electrons as each of the following items except: cl- s -2 k+ ca +2 ne
Answers: 2
What is the chemical formula for helium gas?...
Mathematics, 17.03.2020 22:03
Mathematics, 17.03.2020 22:03
Mathematics, 17.03.2020 22:03