Can you help me please it’s science and i will give you a branlist
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Biology, 12.10.2020 14:01 amariciara05
Can you help me please it’s science and i will give you a branlist
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Answers: 1
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Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove
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Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.
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