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Q: Is endothermic positive or negative why?
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What is the sign of ΔT in an endothermic reaction?

ΔH is the enthalpy of the reaction and will be positive in an endothermic reaction and negative in an exothermic reaction.ΔT designates a change in temperature. T2-T1 = ΔTOften the change in temperature will be negative for an endothermic reaction.


Is carbon dioxide formation endothermic and exothermic?

Exothermic because the heat of formation is -566. Exo- is negative and Endo- is positive.


What is the sign convention used in thermochemical calculations?

In thermochemical calculations, a common sign convention is that energy absorbed by a system is positive (endothermic process) and energy released by a system is negative (exothermic process). This convention helps in determining the direction of energy flow and whether a reaction is absorbing or releasing energy.


Is a positive plus a negative make a positive or a negative?

Positive + Negative = Negative Negative + Negative = Positive Positive + Positive = Positive Negative + Positive = Negative


What is a negative - positive?

Negative * positive = negative Positive * positive = positive Negative * negative = positive


What is the sign of the enthalpy change for an endothermic reaction?

Endothermic reaction: In an endothermic reaction, the products are higher in energy than the reactants. Therefore, the change in enthalpy is positive, and heat is absorbed from the surroundings by the reaction therefore enthalpy change show positive sign in a endothermic reaction..


How is dividing integers similar to multiplying integers with the resulting sign?

The rules for the sign (positive or negative) of the result of a multiplication is the same as division. For multiplication: Positive * Positive --> Positive Positive * Negative --> Negative Negative * Positive --> Negative Negative * Negative --> Positive For division: Positive / Positive --> Positive Positive / Negative --> Negative Negative / Positive --> Negative Negative / Negative --> Positive


If a negative is divided by a positive is it negative?

Yes. Negative/negative = positive Postive/Positive = positive Negative/Positive - negative


When multiplying numbers what do you do with the positive and negative signs?

Negative * positive = negative Positive * positive = positive Negative * negative = positive


When you divided a negative number by a positive number witth the answer be positive or negative?

A negative divided by a positive is negative. A negative divided by a negative is positive. A positive divided by a positive is positive. A positive divided by a negative is negative.


Negative plus a positive?

Negatives and Positives Positive + Positive = Positive Negative + Negative = Positive Negative + Positive = Negative Positive + Negative = Negative


How are multiplying integers and dividing integers alike?

a negative x a negative= a positive, a positive x a positive= a positive, a negative x a positive= a negative, and a positive x a negative= a negative. Same thing with division. a negative divided by a negative= a positive, a positive divided by a positive= a positive, a negative divided by a positive= a negative, and a positive divided by a negative is a negative. U see?