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 14:30, smm1106
Alculate the concentration of h3o⁺in a solution that contains 5.5 × 10-5m oh⁻at 25°c. identify the solution as acidic, basic, or neutral. a) 1.8 × 10-10m, basicb) 1.8 × 10-10m, acidicc) 5.5 × 10-10m, neutrald) 9.2 × 10-1m, acidice) 9.2 × 10-1m, basic
Answers: 1
Chemistry, 21.06.2019 22:30, larreanathalie3523
The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.
Answers: 2
Chemistry, 22.06.2019 05:10, hadellolo8839
How many miles of water are produced if 5.43 mol pbo2 are consumed
Answers: 1
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