Which of the following best describes 'cold energy’?
1 answer:
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Answer:
Coefficient of
Coefficient of =8
Explanation:
We are given that a reaction in which reacts with
We have to find the coefficient of each reactants in balanced reaction
Coefficient is defined the constant value multiplied with a reactant in a reaction.
Coefficient of =3
Coefficient of
Coefficient of
Coefficient of
Coefficient of
Coefficient of KOH=2
Hence, Coefficient of and coefficient of
Answer: The density of lead will be
Explanation:
Density is defined as the mass contained per unit volume.
Given : Mass of lead=
Volume of lead =
Putting in the values we get:
Thus density of lead will be