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how many molecules are contained in 23.5 for MOL of nitrogen gas, N2? Show all
work.
how many moles of hydrochloric acid are dissolved in 500 mL of a 6.3 solution? Show all work.
A student prepares a solution by dissolving 5.67 g of copper (II) chloride in 678 g of water. Determine the percent by mass of solute in the solution.
determine the percent composition by mass of each element in C6H12O6. Show all work.
using the following balanced equation how many moles of water will be produced a 4.25 miles of oxygen is totally consumed. Show all work.
4NH3+3O2=2N2+6H20
Suppose the microwave’s power is 900W
900W (1Watt=1Joule/sec
1Watt=1Joule/sec). How long would you have to heat the coffee in part A?
The result of a heated organic substance decomposing and leaving a residue is called what?
Thank you
Since acetic acid has two carbon atoms in its molecular structure, it's parent alkane is ________?, and it's systematic name is ________?
Which of choice below would be correct?
a. benzoic acid b. ethane c. ethanoic acid d. pentane
Thank you
Benzene tends to undergo substitution reactions rather than addition reactions because of its ______ bond structure. Of the 4 choices below which would be correct?
a. Addition b. fractional c. hybrid d. saturated
Thank you
Ammonia is an important industrial raw material that is produced industrially by the Haber process according to this equation: N2+3H2 -> 2NH3. How many moles of NH3 can be formed from 250moles of N2 and 600 moles of H2? (N=14, H=1).
Deadline for assignment: 07/04/2022 (12pm)
