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LiRa [457]
2 years ago
6

5 A Punnett square is shown below. The domin

Chemistry
2 answers:
arsen [322]2 years ago
7 0
The answer is 25 percent
Nesterboy [21]2 years ago
7 0
25 percent is the answer
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Suppose the concentration of the standard stock solution is 50.04 ppm and that you delivered 4.60 mL of this standard stock solu
12345 [234]

Answer:

9.21 ppm

Explanation:

Considering

concentration_{working\ solution}\times Volume_{working\ solution}=concentration_{stock\ solution}\times Volume_{stock\ solution}

Given  that:

concentration_{working\ solution}=?

Volume_{working\ solution}=25.00mL

Volume_{stock\ solution}=4.60mL

concentration_{stock\ solution}=50.04 ppm

So,  

concentration_{working\ solution}\times 25.00mL=50.04 ppm\times 4.60mL

concentration_{working\ solution}=\frac{50.04\times 4.60}{25.00}\ ppm=9.21\ ppm

4 0
3 years ago
Describe what happens to the mass number and the atomic number of a nuclide during alpha decay.
Digiron [165]

Answer:

The answer to your question is: The mass number will be 4 units lower.

Explanation:

Alpha particles are Helium atoms, which have a mass number of 4 and atomic number of 2.

When an alpha particle is released, the original atom loses 2 protons and and 2 neutrons an we can see in the example.

                             ²²⁶ ₈₈ Ra  ⇒   ²²² ₈₆ Rn   +   ⁴₂ He

3 0
3 years ago
Read 2 more answers
What factors affect the temperature of sea water
Gelneren [198K]
The two main factors the temperature of seawater are density and the salinity of the water.
8 0
3 years ago
PLS HELPP DUE TODAY NEED DONE
Zarrin [17]

Answer:

Explanation:

Each coil increases it by a multiple of 100.

=> 50 | 3 | <u><em>15,000</em></u>

=> 100 | 3 | <u><em>30,000</em></u>

=> 150 | 3 | <u><em>45,000</em></u>

3 0
2 years ago
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What happens when you put sugar into vinegar
maria [59]
Nothing. Many salad dressings are a mixture of sugar and vinegar.
5 0
3 years ago
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