Please help!! Approximately what is the minimum temperature needed to dissolve 10 g of KNO3 in 100 g H2O?

Round your answer to the nearest whole number and type in the number only; no units.

geosphere and hydrosphere.

this is because the geosphere has to do with geological events, while the hydrosphere controls all water on earth.

it is the most commonly accepted one

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atomic mass = 39

number of neutrons = 20

number of protons= 19

electronic configuration = 1s2 2s2 2p6 3s2 3p6 4s1

the number of electron in first shell = 2

number of electrons in n=3 shell = 8