A sample of silver metal contains 1.91 X 1021 atoms. How many moles of silver is
this?...
Chemistry, 14.12.2020 07:30 kierafisher05
A sample of silver metal contains 1.91 X 1021 atoms. How many moles of silver is
this?
Answers: 2
Chemistry, 21.06.2019 22:20
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
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
Chemistry, 22.06.2019 17:40
How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?
Answers: 3
Chemistry, 23.06.2019 02:40
How can a mixture of salt water be separated into salt and water
Answers: 1
English, 23.01.2022 14:00
History, 23.01.2022 14:00
Mathematics, 23.01.2022 14:00
English, 23.01.2022 14:00
Mathematics, 23.01.2022 14:00
Mathematics, 23.01.2022 14:00
Health, 23.01.2022 14:00
Biology, 23.01.2022 14:00
English, 23.01.2022 14:00
Mathematics, 23.01.2022 14:00