Didiquake Didiquake
  • 01-07-2017
  • Chemistry
contestada

What is the mass, in grams, of a sample of 1.72 × 1023 atoms of potassium (K)?

Respuesta :

LeChatNoir
LeChatNoir LeChatNoir
  • 01-07-2017
6,02×10²³ ------ 39g
1,72×10²³ ------- X
X = (39×1,72×10²³)/6,02×10²³
X = 11,143g K
Answer Link

Otras preguntas

what is 30% of ( ) equals 60, find the missing number. ALso if possible please provide your strategy for finding this awnser so I can use it in the future, i
find the sum to the equation of:
Which personal pronoun correctly completes the sentence? What is its use? Because so many leaves had fallen, their parents helped __________ rake the yard. A. t
is 4 m greater or less than 400 dm
How to balance chemical equations?
(4x-2)*6(2x+7) in standard form
Are all Narcissists pathological liars?
Gabriella weighs 450 N. She climbs a flight of stairs to a height of 3 m. It takes her 5 seconds. If she were to climb the flight of stairs again in the same am
In one basketball season, Tim made 75% of the free throws he attempted. Tim made 36 free throws. How many free throws did he attempt? A. 27 B. 48 C. 61 D. 75
What is Hammurabi best known for? A. the first known written code of law B. the Hanging Gardens C. establishing the world's first empire D. introducing a new re