naveedafarooq naveedafarooq
  • 03-06-2017
  • Chemistry
contestada

which mass of urea CO(NH2)2 contain the same mass of nitrogen as 101.1g of potassium nitrate?

Respuesta :

dec77cat dec77cat
  • 03-06-2017
M(KNO₃)=101.1 g/mol
M(CO(NH₂)₂)=60.1 g/mol

m(N)=M(N)m(KNO₃)/M(KNO₃)

m(N)=2M(N)m(CO(NH₂)₂)/M(CO(NH₂)₂)

2m(CO(NH₂)₂)/M(CO(NH₂)₂)=m(KNO₃)/M(KNO₃)

m(CO(NH₂)₂)=M(CO(NH₂)₂)m(KNO₃)/(2M(KNO₃))

m(CO(NH₂)₂)=60.1*101.1/(2*101.1)=30.05 g
Answer Link

Otras preguntas

Which best explains how Hugo Chavez damaged democracy in Venezuela? He increased authoritarianism in government. He transferred ownership of industries to gov
What are examples of medium in science
When did martin luther king died and where was he buried?
Y=3x+8 Y=-2x-2can anyone help me with this ??
17. Why did the Renaissance begin in Italy?
-10d 4 e 3 f 5 ÷ 15d 2 e 2 f
what invention do you think had the most impact on offices? please explain !!!
Which of the following is not produced in fission reactions? 1. Greenhouse Gases 2. Heat 3. Isotopes 4.neutrons
What law of motion corresponds with the following statement? "a small car is easier to start moving than a large car." first law, second law, third law.?
When did lincoln sign the emancipation proclamation?