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lana66690 [7]
3 years ago
13

What element is used as a shield to protect from radioactive substances?

Chemistry
1 answer:
Dmitrij [34]3 years ago
7 0
Answer: lead


Lead has been used for gamma radiation shielding since the discovery of radioactive material & x-ray.
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777 Joules of energy are applied to 25.0 grams of each of the following materials, which
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Answer:

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Material IACS % Conductivity

Silver                105

Copper            100

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Tin                      15

Phosphor Bronze  15

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Which equations are in standard form? Check all that apply
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Answer:

2x+3y=-6

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standard form: ax + by = C

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