Chemistry, 22.04.2020 18:43 ridzrana02

Which statements are part of the safety protocol for this lab experiment? Check all that apply

Wear a lab coat and safety goggles when performing an experiment.

Always measure chemical quantities twice before adding to solution.

Use caution when connecting electric circuits.

Do not drop the magnets.

Do not use electrical currents.

Do not bring bar magnets near magnetic devices.

Always disconnect circuits when not in use.

Answers: 1

Show answers

Another question on Chemistry

Chemistry, 21.06.2019 22:30

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

Answer

Chemistry, 22.06.2019 04:30

Both josef loschmidt and amedeo avogadro contributed to our understanding of basic molecular numbers, sizes, and reaction ratios. neither scientist discovered “avogadro’s number” in the form we use it today (6.02 x 10 23). still, there’s a controversy over the name. research the contributions from these two scientists and read about how avogadro’s number got its name. briefly state what you think this number should be called, providing key details of each scientist’s contributions to this concept and a solid rationale for your case in naming the number.

Answers: 2

Answer

Chemistry, 22.06.2019 14:20

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments

Answers: 1

Answer

Chemistry, 22.06.2019 15:30

How does a large body of water, such as the ocean, influence climate?

Answers: 1

Answer

You know the right answer?

Which statements are part of the safety protocol for this lab experiment? Check all that apply
...

Questions