Chemistry
Chemistry, 01.09.2019 03:30, emily41950

Which statement about a chemical reaction is true?
it occurs only at low temperatures.
it occurs only at high temperatures.
it occurs whenever a physical change takes place
it occurs whenever a chemical change takes place.

answer
Answers: 2

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 21:30, leslyrivera11
If i make a solution by adding 83grams of sodium hydroxide to 750ml i’d water what is the molarity of sodium hydroxide
Answers: 1
image
Chemistry, 22.06.2019 09:00, wkalpakchi
Given the following reaction: c3h8+5o2=3co2+4h20 how many grams of co2 will be produced 7 g of c3h8 and 98 g of o2
Answers: 1
image
Chemistry, 22.06.2019 12:30, robert7248
What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h
Answers: 2
image
Chemistry, 22.06.2019 16:40, luhmama
Identify the lewis acid in this balanced equation: ag+ + 2nh3 -> ag(nh3)2+a. ag+b. nh3c. ag(nh3)2+
Answers: 1
Do you know the correct answer?
Which statement about a chemical reaction is true?
it occurs only at low temperatures.
...

Questions in other subjects:

Konu
Mathematics, 30.10.2019 06:31