Well all reactions need energy to start it. The light is the energy that the reaction requires to start it. Sunlight also has no mass in the first place so laws of conservation of mass don't apply to it.
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At birth, there are approximately 1 million eggs; and by the time of puberty, only about 300,000 remain. Of these, only 300 to 400 will be ovulated during a woman's reproductive lifetime. Fertility can drop as a woman ages due to decreasing number and quality of the remaining eggs.
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The 2 beakers of water will have different boiling points because the boiling point of water is a physical property and the property is independent of the amount of water.
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Got 100 on my test
Answer:
I am pretty sure that it is C
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