28-03-2018
Chemistry

contestada

Describe what evidence might tell you that a chemical reaction has occurred.

Respuesta :

etgirl123 etgirl123

28-03-2018

Well if there is:
1) Color change
2) Temperature change
3)Light emission
4)Gas Production
It means that a chemical reaction has occurred.

Answer Link

cmoli28 cmoli28

21-01-2021

Answer:

The zinc appeared to break down, and a new substance, a gas appeared to have formed.

Explanation:

Edmentum answer

Answer Link

Otras preguntas

vietnam's physical features and Thailand physical features (you don't have to answer both)

Use the graph to estimate to the quadratic-linear system

Antidepressant drugs are frequently effective in treating panic attacks. This may mean that the disorder is related to levels of the neurotransmitter:

In the early 1900s, after the Bolsheviks began to rule Russia,

Consider the square with vertices at (3, 3), (−3, 3), (−3, −3) and (3, −3). How many points with integer coordinates lie strictly in the interior of this square

please can someone help my assignment

Select three topics, concepts, or theories that you consider most important. Consider selecting topics, concepts, or theories from the recommended topics list.

Give me all the character traits of the character Martha and Pam from the short story "Martha Martha"

Sea Company reports the following information regarding its production cost. Units produced 52,000 units Direct labor $45 per unit Direct materials $38 pe

REWRITE THE SENTENCE T have a pencil that belongs to Alex. Rewrite sentence the using a possessive

ACCESS MORE EDU ACCESS