Chemistry, 19.09.2019 11:00 asapocean0317
You dissolve the sample of fd& c red 40 (molar mass 496.4200 g/mol) in enough water to make 250.0 ml of solution. we call this the stock solution. what is the concentration of the stock solution in terms of molarity?
Answers: 1
Chemistry, 21.06.2019 20:40
Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o
Answers: 1
Chemistry, 22.06.2019 02:40
How many liters of hydrogen gas will be produced at stp from the reaction of 7.179Ă—10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2
Answers: 1
Chemistry, 22.06.2019 06:00
If you burn 10 kilograms of wood in a fire (combustion) what is the weight of the products after the fire has finished burning the wood?
Answers: 3
You dissolve the sample of fd& c red 40 (molar mass 496.4200 g/mol) in enough water to make 250....
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