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2 years ago

When 2.35 g of potassium reacts with excess water, what mass of hydrogen gas is formed?

Chemistry

1 answer:

Butoxors [25]2 years ago

7 0

Answer:

hope this is correct

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A 50 kg cart has 324 kg•m/s of<br> momentum. How fast is the cart going?

PilotLPTM [1.2K]

Answer: 6.48m/s

Explanation:

From the question given, we obtained the following:

M = 50 kg

Velocity =?

Momentum = 324 kg•m/s

Momentum = Mass x Velocity

Velocity = momentum /Mass

Velocity = 324 / 50

Velocity = 6.48m/s

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2 years ago

Answer? giving brainlyest

salantis [7]

Answer:

r=3

Explanation:

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2 years ago

If you have 3.45 × 1015 atoms of iron, how many moles of iron do you have?

kumpel [21]

3501.75

is the answer

i think

(your welcome)

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2 years ago

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What does the pH of a solution depend on?

Daniel [21]

The ph level depends on temperature.

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2 years ago

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Which is the most likely to be reduced?<br> A. Cu2+<br>B. Fe3+ C. Fe2+<br>D. Zn2+

SVETLANKA909090 [29]

Answer:

B.) Fe3+ C. Fe2+

Explanation:

4 0

2 years ago