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ohaa [14]
3 years ago
12

What Most Often Causes The Availability Of Water To Change?

Chemistry
1 answer:
Margaret [11]3 years ago
8 0

Answer:the answer is C

Explanation:

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Volume of HCl used 25.0mL 4 l
borishaifa [10]

Answer:

1.0 M

Explanation:

Reaction equation;

KOH(aq) + HCl(aq) -----> KCl(aq) + H2O(l)

Concentration of acid CA = ?

Concentration of base CB = 1.0 M

Volume of base VB = 25.60 - 0.50 = 25.1 ml

Volume of acid VB =  25.0 ml

Number of moles of acid NA = 1

Number of moles of base NB =2

CAVA/CBVB =NA/NB

CAVANB = CBVBNA

CA = CBVBNA/VANB

CA = 1 * 25.1 * 1/25.0 *1

CA = 1.0 M

8 0
3 years ago
What ions represent an acid? What ions represent a base?
ira [324]

Answer:

Acid: H^+ Base: OH^-     Have a great day.....

Explanation:

3 0
3 years ago
What landform may form as a result of a volcanic eruption? A) delta B) floodplain C) moraine D) mountain
liubo4ka [24]
D) mountain

Hope this helps!
8 0
4 years ago
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This reaction shows the complete combustion of octane, C8H18, a component of gasoline. How many moles of O2 are needed to burn 2
ANTONII [103]
How you're going to answer this question is by doing a mole t - chart first you're going to put 2.40 mol of C8H18 opposite of the mol then you're going to find o2 which 256 on the bottom then multiply across to get the answer.

Hope this help, message me if you need more help 
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3 years ago
*<br> Gravity affects the mass of a brick.<br> True<br> False
Inessa05 [86]

Answer:

True

Explanation:

Because anything that has mass also has gravity

8 0
3 years ago
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