Brown bears live in thick forests. Recently, many forests have been cut down to build homes. What will happen to the bears that
2 answers:
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Answer: The standard state refers to 1 atm and .
Explanation:
It is known that a chemical/substance can either be present in a solid, liquid or gaseous state.
So, when the phase of a substance like solid, liquid or gas is present at 1 atmosphere pressure and at a temperature of then it known as standard state of substance.
Thus, we can conclude that standard state refers to 1 atm and .
Answer : The nutritional Calories per gram of the candy are, 5.36 calories
Explanation :
First we have to calculate the amount of heat.
where,
q = heat = ?
c = specific heat =
= change in temperature =
Now put all the given values in the above formula, we get:
Now we have to calculate the heat for per gram of sample.
Heat =
Now we have to calculate the heat in terms of calories.
As, 1 nutritional Calories = 1000 calories
and, 1 calories = 4.2 J
As, 4.2 J = 1 calories
So, 22510 J =
Therefore, the nutritional Calories per gram of the candy are, 5.36 calories