Chemistry, 21.11.2019 22:31 darnellgee298
Ahelium balloon with a volume of 2.75 l and pressure of 1.04 atm and 27 °c flies in the sky and reaches an altitude where the temperature is -15 °c and the pressure is 0.530 atm. calculate the final volume of the balloon
Answers: 2
Chemistry, 21.06.2019 20:10
Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.
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 15:00
Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude
Answers: 2
Chemistry, 22.06.2019 21:00
Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.
Answers: 1
Ahelium balloon with a volume of 2.75 l and pressure of 1.04 atm and 27 °c flies in the sky and reac...
English, 28.01.2021 04:10
Mathematics, 28.01.2021 04:10
Mathematics, 28.01.2021 04:10
Mathematics, 28.01.2021 04:10
English, 28.01.2021 04:10
English, 28.01.2021 04:10
Spanish, 28.01.2021 04:10
History, 28.01.2021 04:10
Biology, 28.01.2021 04:10
Mathematics, 28.01.2021 04:10
Mathematics, 28.01.2021 04:10