Chemistry, 01.12.2020 03:10 allendraven89pds755
8. Which of the following elements reacts like calcium (Ca) but with less atomic
mass?
Potassium (K)
Magnesium (Mg)
Strontium (Sr)
Scandium (Sc)
Answers: 3
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Choose all the answers that apply. as ocean depth increases, temperature decreases temperature increases pressure increases pressure decreases salinity increases density increases
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Chemistry, 23.06.2019 14:00
Ahas distinct properties and composition that never vary.
Answers: 1
Chemistry, 23.06.2019 14:00
Which is not true regarding reaction rates? (2 points) catalysts are not used up in the reaction. catalysts speed up reactions by lowering the activation energy. reaction rates decrease as the concentration of reactants decrease. during reactions, concentrations of all reactants decrease at the same rate.
Answers: 1
8. Which of the following elements reacts like calcium (Ca) but with less atomic
mass?
Potass...
Potass...
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