Chemistry, 23.02.2021 07:40 Elexis8591
If you have 7.3g of solid calcium and it takes 62.3J of heat to melt it at 842°C. what would the heat of fusion for calcium?
Answers: 2
Chemistry, 22.06.2019 01:30
Reaction rate depends on how many molecules are coming into contact with each other with enough energy to react. increasing the temperature of the reactants will increase -
Answers: 3
Chemistry, 22.06.2019 07:30
In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?
Answers: 1
Chemistry, 22.06.2019 16:00
As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit
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Chemistry, 22.06.2019 17:50
You exhale co2 which is produced during cellular respiration. co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid. the more physical activity you engage in, the more co2 your body is producing. you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw. can you see a change in the color of the indicator?
Answers: 2
If you have 7.3g of solid calcium and it takes 62.3J of heat to melt it at 842°C. what would the hea...
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