al6iceBowtaagaliema
al6iceBowtaagaliema al6iceBowtaagaliema
  • 23-09-2016
  • Chemistry
contestada

what is the mass of 5.35×1021 platinum atoms?

Respuesta :

HomertheGenius
HomertheGenius HomertheGenius
  • 05-10-2016
Atomic weight of a Platinum:
195.078 u = 195.078 * 1.66 * 10^(-27) kg = 3.2382948 * 10^(-25) kg
m ( Pt ) = 3.2382948 * 10^(-25) * 5.35 * 10^(21) = 
= 1.732488 * 10^(-3) kg = 1.732448 g
Answer Link

Otras preguntas

if a wave has a velocity of 24 m/s and a period of 3.0 s. what is he frequency of the wave i
Can you simplify this radical √ 32
what is greater, forty five hundredths or six tenths? Explain
A cylinder of lead has a mass of 14 kg. If the cylinder is 3 cm in diameter, calculate its height.
If n represents an odd integer,write expressions in terms of n that represents the next three consecutive odd integers.If the four consecutive odd integers have
Which of the following is a characteristic of proteins?                 A)           Some may enhance the rate of specific chemical reactions.
show the link between intrapersonal conflict and initiating relationship
how does the Eucharist unite is to Christ and to one another
Add the following fractions. 3/8 + 5/12 =
how to write 60 divided by 10 in three different ways