adrianahf012 adrianahf012

21-07-2016
Chemistry

contestada

A release of energy is a sign that _________.

a physical change has just occurred
oxygen is present
a chemical change is taking place
organic chemicals are present

Respuesta :

21-07-2016

I think a physical change had just occurred

Answer Link

Otras preguntas

What is the range of y = −13 + 1?

How can the federal reserve use the reserve requirement, the discount rate and open market operations during a time when the AS/AD has an inflationary gap

What island did the Dutch purchase from the Native Americans for about $24 worth of trade goods?

how did the united states manage to expand its territory across the continent

If y varies directly with x and y=2 when x=15. Find x when y=8. My options are: x = 60 x = 3.75 x = 240 x = 150

Can anyone help me with geometry

Please help me!! And show your work!

In which city did William Shakespeare live when he wrote most of his plays?

All cells have____? Select all that apply

Is my explanation correct in problem number 25?