shinecoffee shinecoffee

02-09-2021
Chemistry

contestada

Determine the number of:
(a) atoms in 5.0 g of silver, Ag.
(b) carbon atoms in 0.50 mol of ethane, C2H4.

Respuesta :

rspill6 rspill6

02-09-2021

Answer: Ag: 2.79x10^22 atoms

C atoms: 6.02x10^23 C atoms

Explanation:

5.0 grams of Ag is 0.0464 moles of Ag. (0.0464 moles)*(6.02x10^23 atoms/mole) = 2.79x10^22 atoms Ag

(0.50 moles)*(6.02x10^23 molecules/mole)*(2 C atoms/molecule) = 6.02x10^23 atoms of C

Answer Link

Otras preguntas

list the important elements of civil society and their roles and importance in society.

Which type of plant only lives about a year

Castle brew inc., a leading multinational beverage manufacturing company, coordinates with waste yard inc., a waste management company, to devise a strategy tha

Please help with this problem

Solve the quadratic equation by completing the square. x^2-10x+15=0 First, choose the appropriate form and fill in the blanks with the correct numbers. Then, s

Given f(x)=x+5 all over 3, solve for f^-1(3)

The US assisted on the side of the resistance movement in the Afghan War in the 1980s to -- a.put down Afghan rebels. b.put down Islamic rebels. c.reduce Soviet

What's the slope of the line that passes through (2,14) and (-1,-1)?

Which of the following is not a result of air pollution

How much heat is required to convert 5.88 g of ice at − 12.0 ∘c to water at 27.0 ∘c ? (the heat capacity of ice is 2.09 j/g∘c, δhvap(h2o)=40.7kj/mol, δhfus(h2o)