Chemistry, 23.04.2020 02:56 2020sanchezyiczela
1. How many moles of water are produced when 5 moles of hydrogen gas react with 2 moles of oxygen gas?
Balanced equation: 2H2 + O2 → 2H2O
2 moles of water
4 moles of water
5 moles of water
7 moles of water
Answers: 1
Chemistry, 21.06.2019 20:30
Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other
Answers: 2
Chemistry, 22.06.2019 08:40
Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.
Answers: 2
Chemistry, 22.06.2019 17:00
According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.
Answers: 2
1. How many moles of water are produced when 5 moles of hydrogen gas react with 2 moles of oxygen ga...
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