Chemistry, 17.02.2021 23:10 yair7

Which of the following statements correctly explains why physical properties of a substance can be used to separate mixtures? (1 point) When substances are mixed together, they retain their physical properties. Mixtures contain different substances with different properties and chemists can separate one item from the mixture by forcing it to undergo a chemical change. When substances are mixed together, the mixture assumes the physical properties of each individual substance. When substances are mixed together, you can see each individual component.

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 11:30

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

Answers: 3

Answer

Chemistry, 22.06.2019 14:30

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

Answers: 3

Answer

Chemistry, 22.06.2019 17:10

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth

Answers: 2

Answer

Chemistry, 22.06.2019 20:30

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?

Answers: 2

Answer

You know the right answer?

Which of the following statements correctly explains why physical properties of a substance can be u...

Questions