subject
Physics, 30.04.2021 06:40 nurmukhammada

A researcher is trying to identify whether household substances are basic. Which approach would BEST help the researcher investigate whether substances are basic?

A. Test each substance with red litmus paper.

B. Test each substance with blue litmus paper.

C. Observe each substance and record its color.

D. Mix each substance with a weak base and record the results.

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 06:30
=force × distance a. work b. velocity c. pressure d. momentum
Answers: 1
question
Physics, 22.06.2019 08:00
Ms.hidalgo opens the door to her classroom. her classroom is 60 degrees and the air outside is 80. predict what will happen using your knowledge of how heat flows.
Answers: 2
question
Physics, 22.06.2019 22:00
A51 kg woman skis down a hill and her kinetic energy is 9.96e4 j. what is her speed?
Answers: 2
question
Physics, 22.06.2019 23:00
1700 j of energy is lost from 0.14 kg object , the temperature decreases from 50°c to 45°c what is the specific heat of this object, amd what is the material ?
Answers: 1
You know the right answer?
A researcher is trying to identify whether household substances are basic. Which approach would BEST...
Questions
question
Mathematics, 26.09.2019 12:30
question
History, 26.09.2019 12:30
Questions on the website: 13722360