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Chemistry, 21.06.2019 19:00
Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.
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Chemistry, 23.06.2019 14:00
How much would you need to weigh out in order to have 0.2moles of magnesium atoms?
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Chemistry, 23.06.2019 16:20
Select the correct answer. what is the wavelength of radio waves? a. between 1 x 10-3 and 1 x 10-1 meters b. less than 1 x 10-11 meters c. more than 1 x 10-1 meters d. between 1 x 10-8 - 4 x 10-7 meters e. between 4 x 10-7 - 7 x 10-7 meters
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Chemistry, 23.06.2019 16:30
The form of energy that can move from place to place across the universe is (answer) on earth, the main source of this energy is (2nd answer) first blank; a) gravitational potential energy b) radiant energy c)thermal energy d) vibrational energy second blank; a)lightning b) the moon c) the sun d) the wind
Answers: 1
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