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scZoUnD [109]
4 years ago
9

Which of the following compounds is likely to have a pH above 7?

Chemistry
1 answer:
Shkiper50 [21]4 years ago
3 0

Answer:

koh

Explanation:

kOh has a ph level of 10.89

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The net force on a vehicle that is accelerating at a rate of 1.15 m/s2
Softa [21]

Answer:

<h2>1565.2 kg</h2>

Explanation:

The mass of the vehicle can be found by using the formula

m =  \frac{f}{a}  \\

f is the force

a is the acceleration

From the question we have

a =  \frac{1800}{1.15}  \\  = 1565.217...

We have the final answer as

<h3>1565.2 kg</h3>

Hope this helps you

7 0
3 years ago
HELPPP!! Which of the following describes light? (Select all that apply.)
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Answer: A.Light travels in a straight line., B.Light behaves in a predictable way. , D.Light curves around corners or obstructions

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2 years ago
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All gaseous mixtures are solutions.
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The statement "<span>All gaseous mixtures are solutions." is true. This is because there are a number of gaseous molecules present in a volume of gas and they are considered solutions.</span>
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3 years ago
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algol [13]
Waxing crescent is the phase right after New moon.
7 0
3 years ago
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A substance has twice the number of particles as 12 grams of carbon-12. How many
klasskru [66]

Answer:

D)2.0

Explanation:

Avogadro’s number represent the number of the constituent particles which are present in one mole of the substance. It is named after scientist Amedeo Avogadro and is denoted by N_0.

Also, it is the number of particles in exactly 12.000 g of isotope carbon 12.

Avogadro constant:-

N_a=6.023\times 10^{23}

Thus,

Number of particles as 12 grams of carbon-12 constitutes 1 mole

<u>Twice the number of particles as 12 grams of carbon-12 constitutes 1*2 mole</u>

Thus, moles in the substance = 2.0 moles

3 0
3 years ago
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