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melomori [17]
3 years ago
12

Somebody help with A B and C please will give brain thanks

Chemistry
1 answer:
Norma-Jean [14]3 years ago
7 0

Answer:

we cant see a b or c

Explanation:

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A hamburger containing 335.4 kcal of energy was combusted in a bomb calorimeter with an unknown heat capacity. The temperature o
Zielflug [23.3K]

Answer:

Cv_{calorimeter}=18.4kcal/K

Explanation:

Hello!

In this case, since the combustion of the hamburger released 335.4 kcal of energy and that energy is received by the calorimeter, we can write:

Q_{hamburguer}=-Q_{calorimeter}

And the heat of the calorimeter is written in terms of the temperature change and the calorimeter constant:

Q_{hamburguer}=-Cv_{calorimeter}\Delta T

Thus, given the released heat by the hamburger due to its combustion and the temperature change, Cv for the calorimeter turns out:

Cv_{calorimeter}=\frac{-Q_{hamburguer}}{\Delta T} =\frac{-(-335.4kcal)}{18.2K}\\\\Cv_{calorimeter}=18.4kcal/K

Best regards!

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3 years ago
Identify the polynomial.<br><br> x3- y3 + z<br><br> monomial<br><br> binomial<br><br> trinomial
Firdavs [7]

Answer: Option (c) is the correct answer.

Explanation:

A monomial is defined as an algebraic expression in which there is only one term present.

For example, 3x is a monomial.

A binomial is defined as an expression where there will be two terms present. For example, (x^{2} + y^{2}) is a binomial.

A polynomial is defined as an algebraic expression which contains more than two terms.

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Thus, we can conclude that the given expression x^{3} - y^{3} + z is a polynomial.

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