If a student measured an object’s density to be 2.70 g/mL, 2.32 g/mL, 2.12 g/mL and 3.88, then his results would considered The object’s actual density is 3.50 g/mL
A. Accurate and precise
B. precise but not accurate
C. Neither accurate nor precise
D. Accurate but precise
Answers: 3
Chemistry, 22.06.2019 20:00, emilyswinge4421
Listenbase your answer to the question on the information below. nuclear radiation is harmful to living cells, particularly to fast-growing cells, such as cancer cells and blood cells. an external beam of the radiation emitted from a radioisotope can be directed on a small area of a person to destroy cancer cells within the body. cobalt-60 is an artificially produced radioisotope that emits gamma rays and beta particles. one hospital keeps a 100.0-gram sample of cobalt-60 in an appropriate, secure storage container for future cancer treatment. which choice represents the correct product for the beta decay of the co-60? fe-60ni-60fe-61ni-61
Answers: 2
Chemistry, 23.06.2019 03:30, memester74
Scientists often deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each of these numbers in an alternate form.
Answers: 3
Chemistry, 23.06.2019 04:00, anonymous1813
Achemical reaction is done in the setup shown , resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?
Answers: 2
If a student measured an object’s density to be 2.70 g/mL, 2.32 g/mL, 2.12 g/mL and 3.88, then his r...
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