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koban [17]
3 years ago
8

A substance added in The final stages to remove sulphur from coal is

Chemistry
1 answer:
Deffense [45]3 years ago
8 0

Answer:

calcium oxide is injected into the final stage of the scubber, wich then reacts with the sulfur dioxide to form calcium sulfite.

Explanation:

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Sodium is produced by electrolysis of molten sodium chloride. what are the products at the anode and cathode, respectively?
Sholpan [36]
When sodium chloride is molten:
NaCl ------> Na⁺ +Cl⁻
Anod (+)                                           |             Cathode (-)
2Cl⁻-2e⁻ ---> Cl2(gas)                     |          Na⁺ + e⁻ -----> Na⁰(s)
4 0
3 years ago
Calculate the average net charge on phenylalanine if it is in a solution that has a ph of 8.70.
Alex Ar [27]
Phenylalanine has two known pKa charges: 1.83 and 9.13. To determine their individual ionic dissociation charges at pH 10, the equation to be used is

pH = pKa + log [α/(1-α)]

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10 = 1.83 + log [α₁/(1-α₁)]
α₁ = 0.99999

At pKa 9.13:
10 = 9.13 + log [α₂/(1-α₂)]
α₂ = 0.88114

Average Net Charge =  0.99999 + 0.88114 = 1.88
5 0
4 years ago
The type of bonding and the numbers of covalent bonds an atom can form with other atoms are determined by __________.
Dmitriy789 [7]
The type of bonding and the numbers of covalent bonds an atom can form with other atoms are determined by the unpaired electrons present in the valence shell. The electrons are called the valence electrons. These are the electrons that can participate in chemical bonding.
5 0
3 years ago
What is the definition of DNA in meiosis
mario62 [17]
Like mitosis, meiosis is a form of eukaryotic cell division. However, these two processes distribute genetic material among the resulting daughter cells in very different ways. meiosis gives rise to four unique daughter cells, each of which has half the number of chromosomes as the parent cell. Because meiosis creates cells that are destined to become gametes (or reproductive cells), this reduction in chromosome number is critical — without it, the union of two gametes during fertilization would result in offspring with twice the normal number of chromosomes!
6 0
3 years ago
Insoluble molecular compounds break apart into atoms when added to water.<br> True<br> O False
masha68 [24]

Answer:

False.

This is false because, no chemical reaction could possibly happen.

But in case of sodium it is highly reactive with water.......... so there will be a chemical reaction.

but as sodium is not a insoluble molecular compound this is not applicable to the situation.

8 0
3 years ago
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