Chemistry, 30.08.2019 21:30 alexisolsennn4680
Which of the following would not affect the rate of dissolution of salt in a beaker of water?
a. stirring the solution
b. increasing the pressure of the solution
c. decreasing the size of the salt particles
d. increasing the temperature of the solution
Answers: 1
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1) this is the structure in the cell nucleus that houses a cell's genetic information
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How many peaks will be present in a mass spectrum for brcl?
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Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
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Acertain atom has 22 protons and 19 electrons. this atom loses an electron. the net charge on the atom is now 4+1+01-4-. if this same atom with 22 protons and 19 electrons were to gain 3 electrons, the net charge on the atom would be 3+2+02-3-.
Answers: 1
Which of the following would not affect the rate of dissolution of salt in a beaker of water?
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