Answers: 1
Chemistry, 21.06.2019 15:00
How has the scientific community addressed the safety of chemicals? a. chemicals are repeatedly tested, even those that have existed for a long time. b. existing chemicals are tested if they have never been tested before. c. chemicals are tested if they are suspected to have caused a problem. d. only new chemicals are tested.
Answers: 2
Chemistry, 22.06.2019 14:10
Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.
Answers: 2
Chemistry, 22.06.2019 17:20
Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.
Answers: 2
How many moles of a solute is contained in 500mL of a 2.5 M solution?...
Biology, 31.03.2020 01:25
Biology, 31.03.2020 01:25
Mathematics, 31.03.2020 01:25
Mathematics, 31.03.2020 01:25
Chemistry, 31.03.2020 01:25
English, 31.03.2020 01:25