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Chemistry, 21.06.2019 18:40
Determine the mass of fuel required for the expected energy consumption in the united states for the next ten years. energy use per person per year in the united states = 3.5 x 1011joules base calculations on current population of 310,000,000.
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Chemistry, 21.06.2019 23:00
The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .
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Chemistry, 23.06.2019 00:30
When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two
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Chemistry, 23.06.2019 04:00
How much energy is required to vaporize 2 kg of copper? a 4730 kj b 207kj c 9460 kj d 414kj
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What element has a mass of 32.8g and occupies 5.6l at stp?...
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