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julsineya [31]
3 years ago
9

When A is changing at a rate of -0.100 M⋅s−1 , how fast is B changing?

Chemistry
1 answer:
lisabon 2012 [21]3 years ago
6 0
The rate of change of B is twice that of A, so:
rate of change of B = 2 x -0.1
rate of change of B = -0.2 M/s
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The haploid cell of an organism has 18 chromosomes. How much would a diploid cell have?
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Answer:

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In humans, cells other than sex cells, a diploid will have 23 pairs of chromosomes.

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Fluorine gas a 300 K occupies a volume of 500 mL. To what temperature should it be lowered to bring the volume to 300 mL?
snow_tiger [21]
180 K

V1/T1 = V2/T2
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3 years ago
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Grace [21]
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5 0
3 years ago
Calculate the concentration, in units of dm-3, of sulfuric acid, H2SO4, which has a solubility of 2 mol dm-3. [Relative atomic m
olga55 [171]

Answer:

196 gdm-3

Explanation:

There are two major units of concentration, moldm-3 and gdm-3. The first unit refers to molar concentration while the second unit refers to mass concentration. Both units are useful in chemistry when describing the concentration of solutions as deemed expedient in each particular case.

Here we are required to compute the mass concentration from the molar concentration. We must recall that; mass concentration= molar concentration × molar mass

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8 0
4 years ago
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