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nikklg [1K]
2 years ago
9

Need assistance with this Biology assignment questions 3 & 4.

Biology
1 answer:
Gre4nikov [31]2 years ago
6 0

Answer:

waww grapee strong grhdddhhf he d

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Scientist are studying an 500g. Sample of a radioactive element. Which has an annual decay rate of 11%. How many grams of the sa
gtnhenbr [62]

Nothing

Explanation:

Mass of the sample = 500g

Decay rate per anum = 11%

Unknown:

Mass of sample remaining after 10yrs = ?

Solution:

  This is a simple percentages problem;

The radioactive sample loses \frac{11}{100 } x 500g of sample per year;

  this is a loss of 55g per year;

In 10years time, the sample would have lost 10 x 55g = 550g of element.

Since our sample is not up to 550g, then no amount of sample will remain after 10yrs.

learn more:

Radioactive decay brainly.com/question/10094982

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3 years ago
In the food web who are the quaternary consumers
Evgen [1.6K]
Quaternary or fourth order consumers are those who occupy the fourth position in the trophic level or food chain, that is, they are species or organisms that feed on tertiary consumers
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3 years ago
how would you conduct your investigation? in your answer, explain your independent and dependent variable
Mademuasel [1]

Answer:

ow would you conduct your investigation? in your answer, explain your independent and dependent variable

Explanation:

7 0
3 years ago
Write any five points which helps everyone to orgasms faster.
LUCKY_DIMON [66]

Answer:

Here are my five -hot -cute -pretty -charming -gorgeous

Explanation:

-Hot = if she's hot she will make you wet

-Cute = if she's cute she will make your thing stick

Pretty = if she's pretty she's tolerable

charming = great vibes

gorgeous = makes you hard

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netineya [11]

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No lol

Explanation:

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