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Art [367]
3 years ago
14

Commercial manufacturers produce nitric acid (HNO3) by the Ostwald process. The process requires three steps:

Chemistry
1 answer:
Shkiper50 [21]3 years ago
5 0

Answer:

this doesnt make sence ezxplain the subject

Explanation:

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A fire is an example of ________________ reaction, because heat is _____________ the system.
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d. exothermic; leaving

  • Exothermic reaction is a reaction that produces heat in the reaction whereas the endothermic reaction is a reaction in which heat is required to be given in the reaction to produce product.
  • Fire is an exothermic reaction.
  • A fire is produced due to oxidation of the fuel in the form of liquid or gas.
  • A fire is an example of combustion.
  • In fire both heat and light are left from fire due to the oxidation of fuel.

Hence, option d. exothermic; leaving is the correct option.

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What is the charge of a boron ion with 5 protons and 7 electrons
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Negative, because electrons have a negative charge and there are more of them.
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In 1901, Thomas Edison invented the nickel-iron battery. The following reaction takes place in the battery.
Sedaia [141]

Answer:

Explanation:

1 mole of Fe require 2 Moles of NiO(OH)

so for 4.25 mol of Fe and 6.70 mol of NiO(OH), Fe is the limiting reagent.

1 mole produces 1 mole of Fe(OH)2

4.25 moles will produce 4.25 moles of Fe(OH)2

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2 option

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please mark me brainliest and 5 star

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