am7elinsLe9elrebac am7elinsLe9elrebac
  • 26-03-2017
  • Chemistry
contestada

List four common signs that a chemical reaction has occurred.

Respuesta :

DWS0810 DWS0810
  • 26-03-2017
Not sure if this is correct but here's my answers.
1. Colour change.
2. Change in volume of reactant.
3. Effervescence formed.
4. pH change.
5. Temperature change.
Answer Link

Otras preguntas

How do I solve for Y :( ? 2x-3y=8
What is 40% of 25 and how do I solve for it? I think it's 10 but I'm not sure.
You begin traveling south from Madison, Wisconsin. Which of the following capital cities would you reach first? Columbus, Ohio St. Paul, Minnesota Jefferson
Jeremy is 5 years younger than his older sister. His older sister is 9 years older than his younger sister. The total of their ages is 49. Write and solve an eq
Marianne buys 16 bags of potting soil that comes in 5/8 pound bags. a) How many pounds of potting soil does Marianne buy?  b) If Marianne's father calls and say
Find the percent of change,Round to the nearest whole percent:Original:54New:45
Which part of a root transport water and nutrients
What Times what equals 66
North Sami and Faroese are languages native to what continent
write each rate as a unit rate 14hours in 2weeks