What test can be done to test if a substance is a colloid?
a. place a magnetic or elect...
Chemistry, 20.11.2019 06:31 JazmineDavis5930
What test can be done to test if a substance is a colloid?
a. place a magnetic or electric field near the substance to check for conductivity
b. add an acid to see if lumps or fluffy masses form
c. measure the temperature of the substance
d. sift the substance through a large holed sieve
Answers: 1
Chemistry, 21.06.2019 20:30
If 10.g of agno3 is available, what volume of 0.25 m agno3 can be prepared
Answers: 1
Chemistry, 21.06.2019 22:00
Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.
Answers: 2
Chemistry, 22.06.2019 10:00
The reactions shown here can be combined to make the overall reaction c(s) + h2o(g) โ co(g) + h2(g) by reversing some and/or dividing all the coefficients by a number. a. c(s) + o2(g) โ co2(g) k=1.363ร10^69 b. 2 h2(g) + o2(g) โ 2 h2o(g) k=1.389ร10^80 c. 2co(g) + o2 (g) โ 2 co2(g) k=1.477ร10^90
Answers: 1
Chemistry, 22.06.2019 11:00
Which element would mostly likely have an electron affinity measuring closest to zero
Answers: 3
Mathematics, 17.12.2020 19:00
Social Studies, 17.12.2020 19:00
Mathematics, 17.12.2020 19:00
Mathematics, 17.12.2020 19:00
Social Studies, 17.12.2020 19:00
Mathematics, 17.12.2020 19:00
Mathematics, 17.12.2020 19:00
Social Studies, 17.12.2020 19:00
History, 17.12.2020 19:00
Mathematics, 17.12.2020 19:00
Mathematics, 17.12.2020 19:00
Social Studies, 17.12.2020 19:00