When 20 g of naoh are dissolved in 490 g of water the
When 2.0 g of NaOH are dissolved in 49.0 g of water , the temperature increased 10.5 C . What is the heat of dissolution of NaOH expressed in Joules per mole?
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the metabolism of one mole of glycerol trioleate c51h93o6 a common fat producess 302210 kj of heat how many grams of
a beam of protons at an accelerator creates a current of 164ua if the beam is focused on a target how many protons
a metal sample having a temperature of 100c and a mass of 452 g was placed in 50 g of water with a temperature of 26c
the ground state energy of an electron in an infinite square well is 324 x 10-3ev what is the width of the square
when 20 g of naoh are dissolved in 490 g of water the temperature increased 105 c what is the heat of dissolution of
a 4958-kg truck traveling with a velocity of 187 ms due east collides head-on with a 1695-kg car traveling with a
calculate the ph at 25degc of an aqueous solution that is 0320 m in ethylamine and 0140 m in ammonia ie the solution
a solar cell 30cm square has an output of 350ma at 080v when exposed to full sunlight a solar panel that delivers close
a 150 watt computer computer plus flat panel monitor is turned on 80 hours per day if electricity costs 015kwh how much
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