Calculate the number of Calories in a 25g package of peanuts. Show your calculations. Compare this to the 150 Calories that is reported for a 25g package of peanuts. Why might the calculation from the data obtained in this experiment be different than what is reported on the package?

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

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d: the voltage of the secondary coil is less than that of the primary coil.

im not suree sorry if wrong

what's the

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