Chemistry, 06.09.2020 06:01, jacamron

After measuring the mass of water, the data is averaged and it is determined that the mean of 4 measurements is 122.4 g with a standard deviation of 1.3 g. How many significant figures are in
the mean value based on the standard deviation?

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 22:30, wpatskiteh7203

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.

Answers: 1

continue

Chemistry, 23.06.2019 01:30, Dmoney5104

The biomedical technique in which a part of the brain is destroyed with electric current is known as a. electroconvulsive therapy b. prefrontal lobotomy c. bilateral cingulotomy d. tardive dyskinesia

Answers: 2

continue

Chemistry, 23.06.2019 02:00, jyow6688

The plant food contains nh4)3po4 what tests would you run to verify the presence of the nh4 ion and the po4 ion

Answers: 2

continue

Chemistry, 23.06.2019 11:30, elpeke102p73fz3

Jenny places a strip of ph paper into a solution. when she removes the ph paper, it has turned yellow-green. what should jenny do next to determine the ph of her solution? a. use a different testing method because the ph paper should not change colors b. place the ph paper into a machine that reads the ph of the solution c. compare the ph paper's color with the color of ph paper from another solution d. compare the ph paper's color with a chart of colors and ph ranges

Answers: 1

continue

Do you know the correct answer?

After measuring the mass of water, the data is averaged and it is determined that the mean of 4 mea...