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aivan3 [116]
3 years ago
15

Which two elements, in looking at their atoms, have a total of 51 protons between them?

Biology
1 answer:
saul85 [17]3 years ago
6 0

Answer:

Atomic Mass 121.76 atomic mass units

Number of Protons 51

Number of Neutrons 71

Number of Electrons 51

9 more rows

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Animals and plants are associated with both divisions and phyla

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Explanation:

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Which statement is a well-written hypothesis about DDT and its effects on the environment?
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The statement that is a well-written hypothesis about DDT and its effects on the environment is as follows: If DDT levels in the environment increase, then the number of predatory birds will decrease (option B).

<h3>What is an hypothesis?</h3>

Hypothesis is a tentative conjecture explaining an observation, phenomenon or scientific problem that can be tested by further observation, investigation or experimentation.

Hypothesis is widely regarded as an educated guess because it predicts the outcome of an experiment and can be tested to either be true or false.

A hypothesis is usually written as an IF, THEN statement.

Therefore, the statement that is a well-written hypothesis about DDT and its effects on the environment is as follows: If DDT levels in the environment increase, then the number of predatory birds will decrease.

Learn more about hypothesis at: brainly.com/question/13025783

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Density dependent could limit the corona virus

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