Chemistry, 06.07.2019 19:00 wbrandi118
Amanda dropped a rock into a graduated cylinder containing water. the water level in the cylinder increased. which property of the rock is this experiment designed to measure a. density b. weight c. volume d. mass
Answers: 1
Chemistry, 22.06.2019 12:00
Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.
Answers: 1
Chemistry, 22.06.2019 22:00
Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope
Answers: 1
Chemistry, 23.06.2019 00:30
What is the percent by mass of magnesium sulfate in mgso4.7h2o
Answers: 3
Amanda dropped a rock into a graduated cylinder containing water. the water level in the cylinder in...
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