Chemistry, 05.05.2020 11:08 samanthadiva

Cuando un pastel se deja a la intemperie por muchos días, este se descompone generando otras sustancias. El cambio que sufre el pastel se conoce con el nombre de:
Seleccione una:
a. Cambio reversible.
b. cambio natural.
c. Reacción química.
d. Cambio físico.

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 02:50, ctaylor15

What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct

Answers: 3

continue

Chemistry, 22.06.2019 19:30, youngdelvin123

Acetylene gas c2h2 undergoes combustion to produce carbon dioxide and water vapor how many grams of water are produced by the same amount of c2h2?

Answers: 2

continue

Chemistry, 23.06.2019 02:50, igraha17

Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ

Answers: 2

continue

Chemistry, 23.06.2019 02:50, agm0102

What is the typical rotational frequency frot for a molecule like n2 at room temperature (25∘c)? assume that d for this molecule is 1å=10−10m. take the total mass of an n2 molecule to be mn2=4.65×10−26kg. you will need to account for rotations around two axes (not just one) to find the correct frequency. express frot numerically in hertz, to three significant figures.

Answers: 3

continue

You know the right answer?

Cuando un pastel se deja a la intemperie por muchos días, este se descompone generando otras sustanc...