Chemistry, 09.12.2021 03:10, mimas76

If a reaction is exothermic, what is true of its reverse reaction?

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Chemistry, 21.06.2019 16:30, TheRealKodakBlack

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Chemistry, 22.06.2019 04:00, tifftifftiff5069

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

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Chemistry, 22.06.2019 18:00, zara76

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule

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Chemistry, 22.06.2019 19:00, andrecoral105

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.