Ecosystem Quiz 5 A Science / Module 6
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1.
What do desert ecosystem plants and animals need to be able to survive? (Select all that apply.)
adapt to extremely hot temperatures
produce water
produce heat
adapt to extremely cold temperatures
conserve water i will give yall 22 points

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?

How many moles of potassium are needed to react completely with 12.8 moles of magnessium bromide?