Chemistry, 29.04.2021 22:10 KingLikeQueen
21. A chemist mixed two substances together: a blue powder with no smell
and a colorless liquid with a strong smell. Their repeating groups of atoms
are shown above on the left. After they were mixed, the chemist analyzed
the results and found two substances. One ending substance had the
repeating group of atoms shown above on the right. Is the ending
substance the same substance as the blue powder? What happened to
the atoms of the starting substances when the ending substances
formed?
Answers: 3
Chemistry, 22.06.2019 02:40
Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?
Answers: 2
Chemistry, 22.06.2019 16:00
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
Answers: 1
Chemistry, 22.06.2019 18:40
What is the binding energy of a nucleus that has a mass defect of 5.81*10-^29 kg a 5.23*10-^12 j b 3.15* 10^12 j c 1.57*10-3 j d 9.44*10^20 j
Answers: 1
21. A chemist mixed two substances together: a blue powder with no smell
and a colorless liquid wi...
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