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6.4

Last updated over 4 years ago

5 questions

1

Question 1

1.

Slimplify

1

Question 2

2.

Slimplify

1

1

1

Question 3

3.

Rewrite as the sum or difference of terms

Question 4

4.

Rewrite as the sum or difference of terms

Question 5

5.

Determine how long it will take for 200mg of chromium-249, which has a half-life of about 42.3 minutes, to decay to 5mg. Round to the nearest minute.