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shepuryov [24]
4 years ago
10

My sis wants a explanation on ratios heres the question

Mathematics
2 answers:
Digiron [165]4 years ago
6 0
The answer is b because if you do 12/20each side divie by 4 it is 3/5
PIT_PIT [208]4 years ago
5 0
5 to 8 is the ratio. It is the exact answer.
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A 1.0 l buffer solution is 0.15 m in hcn and 0.10 m in nacn. which action will destroy the buffer?
rjkz [21]

The buffer will probably be destroyed by the addition of HCN.

<h3>What is buffer solution?</h3>

A weak acid and the conjugate base of the weak acid, or a weak base and the conjugate acid of the weak base, are combined to form the buffer solution, a water-based solvent solution. They withstand being diluted or having modest amounts of acid or alkali added to them without changing their pH.

Given that a 1.0 l buffer solution is 0.15 m in HCN and 0.10 m in NaCN.

We need to find a action which one destroy the buffer solution.

A buffer is a substance made of salt and a weak acid that is beneficial. From the aforementioned chemicals, HCN is a potent acid and NaCN is a salt between HF and NaCN. Therefore, the buffer will probably be destroyed by the addition of HCN.

To learn more about buffer solution from the given link

brainly.com/question/22390063

#SPJ4

8 0
2 years ago
Is 90 divisible by 2,3,5,6,9,and 10
KiRa [710]
Yes, it's divisible by all of those. :)
8 0
4 years ago
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What's 198.040 divided by 98.100 and plus 100.000 times 4.300.
My name is Ann [436]

Answer:

868.065

Step-by-step explanation:

198.040 ÷ 98.1 + 100 x 4.3

= 2.0188 + 100 x 4.3

= 201.8756 x 4.3

= 868.065

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PLEASE HELP 7TH GRADE MATH
stiks02 [169]

Answer:

2) 7.4 meters per second

Step-by-step explanation:

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3 years ago
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Morgarella [4.7K]

Answer:

x2+y2−12x+4y−60=0

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The radius of the circle is r=10.

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4 years ago
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