Chemistry, 04.03.2021 20:40 0prayforthelost0
If each image represents one mole of the substance pictured, which contains the greatest
amount of substance?
A)molecules
B) atoms
C)formula units
D)none; all amounts are the same
Answers: 2
Chemistry, 22.06.2019 04:40
Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)
Answers: 2
Chemistry, 22.06.2019 16:40
Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg
Answers: 3
Chemistry, 22.06.2019 23:30
The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point
Answers: 1
If each image represents one mole of the substance pictured, which contains the greatest
amount of...
Mathematics, 24.04.2020 17:30
Mathematics, 24.04.2020 17:31
Geography, 24.04.2020 17:31
Biology, 24.04.2020 17:31
Mathematics, 24.04.2020 17:31
History, 24.04.2020 17:31
Computers and Technology, 24.04.2020 17:31
Mathematics, 24.04.2020 17:31