HanahJai
HanahJai
22-10-2016
Chemistry
contestada
how many molecules are in 450g of NaNO3?
Respuesta :
Willchemistry
Willchemistry
23-10-2016
molar mass NaNO3 = 84.99 g/mol
1 mole NaNO3 ----------- 84.99 g
?? moles NaNO3 -------- 450 g
450 x 1 / 84.99 => 5.294 moles
1 mole --------------- 6.02x10²³ molecules
5.294 moles ------- ??
5.294 x ( 6.02x10²³) / 1
=>
3.18x10²⁴ molecules
Answer Link
VER TODAS LAS RESPUESTAS ( 45+ )
Otras preguntas
_11. One of the wealthiest nations in the world, it occupies the Korean Peninsula and has a democratic government
Describe the levels of organization found in invertebrates. Give an example of an organism that fits into each level. a. cellular b. tissue c. organ system
In a _______, the tenant pays not only the rent for occupancy, but also pays maintenance and operating expenses such as taxes, insurance, utilities and repairs.
why do you think zero.is so adamant about bot returning to the camp book holes
A group of health care providers consists of 4 doctors, 3 dentists, and 5 nurses. How many combinations of 2 health care providers of different types are possib
Pancken Corp. has never operated outside the country it is based in and wants to open a branch in a different country. It plans on sending some of its employees
Find the volume and total surface area of a cone with a radius of 3 and a height of 5.
Select the two situations with the highest total surplus. a. Bonnie buys flowers for $2.25 less than she was willing to pay. She bought them from a seller who w
Select the correct answer. Which generalization about Earth’s layers can be made based on how the layers were formed? A. Temperature and density increase with
Original Source Material Student Version While solitary negative reactions or unjustified suggestions for change have the potential to dissipate discourse rathe
