3 years ago

What is the LD50 of a substance?

1 answer:

8 0

<em>In toxicology, the median lethal dose, LD₅₀, LC₅₀ or LCt₅₀ is a measure of the lethal dose of a toxin, radiation, or pathogen. The value of LD₅₀ for a substance is the dose required to kill half the members of a tested population after a specified test duration.</em>

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Explanation: I just took the test, it's correct.

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3 years ago

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1. 1.8 mol or the 2 one (B)

Explanation:

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2 years ago

Consider the five balanced chemical reactions listed below, all using O2 as a reactant. Normally, O2 is an excess reagent for re

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2 years ago

Which scientist arranged the elements in order of increasing atomic number, rather than increasing atomic mass?

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2 years ago

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2 years ago