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Artyom0805 [142]
3 years ago
9

In the simulation, open the Micro mode, then select the solutions indicated below from the dropdown list above the beaker. The b

eaker will fill up to the 0.50 L mark with the solution. Arrange the solutions in increasing order of basicity.
drain cleaner, hand soap, blood, milk, orange juice, soda pop
Chemistry
1 answer:
SCORPION-xisa [38]3 years ago
6 0

Answer:

In order of basicity we have

1. Soda pop (Least basic Normally called acidic)

2. Orange juice

3. Milk

4. Blood (slightly basic)

5. Hand soap

6. Drain cleaner (Highly basic)

Explanation:

Orange juice; the pH of orange juice is in the 3.3 to 4.2 range

Milk; the pH of milk about 6.5 to 6.7

Blood; the blood pH is around 7.35 to 7.45

Hand soap with contents such as ammonium hydroxide is basic, its  pH is about 9-10

Drain cleaner contains baking soda or sodium bicarbonate which basic with a  pH of 12 to 14

Soda pop pH of soda pop is in the range of 2.34 to 3.10. It contains carbonated water with a pH of 3–4, making it mildly acidic.

Arranging the above listed in order of increasing basicity, we have

1. Soda pop

2. Orange juice

3. Milk

4. Blood

5. Hand soap

6. Drain cleaner

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Answer:

C.sterols

Explanation:

Sterols or steroid alcohols are type of lipids. In plants they are present as phytosterols and in animals as zoosterols. They maintain the fluidity of cell membrane, act as signalling molecules and also form the skin oils in animals.

Cholesterol is an important zoosterol. It is a fatty waxy substance. It is present in cell membrane. It is also a precursor for vitamin D. It is precursor for steroid hormones like cortisol and aldosterone. When it is non esterified, it gets converted to bile.  

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Which of the following is a compound? a.carbon b.oxygen c.hydrogen d.water
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It’s a.carbon according to Siri
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What is the atomic symbol for the noble gas that also has this electron configuration?
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5 0
3 years ago
You have a glass of pure water and add acidic lemon juice to it. This means that you are adding _____ to it, and the solution wi
mr Goodwill [35]

Answer: acid; acidic

Explanation:

You have a glass of pure water and add acidic lemon juice to it. This means that you are adding ACID to it, and the solution will become ACIDIC.

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Lemon juice has a pH value less than 7 i.e acidic

Therefore, addition of lemon juice to pure water will drop the latter pH from 7 to form a final solution that is ACIDIC.

8 0
3 years ago
Hydrogen-3 has a half-life of 12.3 years. How long will it take a sample of 88 g of hydrogen-3 to decay to 11 g? Give your answe
Georgia [21]

The time taken for Hydrogen-3 to decay from 88 g to 11 g is 36.9 years.

<h3>Half-life:</h3>

This can be defined as the time taken for half the sample of a substance to decay or disintegrate

To calculate the time it will take Hydrogen to decay from 88g to 11 g we use the formula below.

Formula:

  • R = R'(2^{T/n})................ Equation 1

Where:

  • R = Original sample of Hydrogen
  • R' = Sample of Hydrogen left after decay
  • T = Total time of decay
  • n = Half-life of hydrogen.

From the question,

Given:

  • R = 88 g
  • R' = 11 g
  • n = 12.3 years.

Substitute these values into equation 1

  • 88 = 11(2^{T/12.3})

Solve for T.

  • 2^{T/12.3} = 88/11
  • 2^{T/12.3} = 8
  • 2^{T/12.3} = 2³................ Equation 2

Equating the base in equation 2 above,

  • T/12.3 = 3
  • T = 12.3×3
  • T =  36.9 years.

Hence, the time taken for Hydrogen-3 to decay from 88 g to 11 g is 36.9 years

Learn more about half-life here: brainly.com/question/11152793

6 0
3 years ago
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