yracepe
yracepe
12-10-2020
Chemistry
contestada
number of SO42- ions in 20.4 g Cr2(SO4)3
Respuesta :
IamSugarBee
IamSugarBee
12-10-2020
Gram molecular mass of
Cr2(SO4)3 = 392.6 g
No. of moles in 39.2 g of
Cr2(SO4)3 = 39.2/392.6 = 0.1 mol
1 mol of
Cr2(SO4)3
contains =
3 x 6.023 x 1023 sulphate ions
So, 0.1 mol of
Cr2(SO4)3
will contain =
0.1 x 3 x 6.023 x 1023 = 1.8069 x 1023 sulphate ions
✅
IamSugarBee
Answer Link
VER TODAS LAS RESPUESTAS ( 29+ )
Otras preguntas
The events of September 11, 2001, were heavily financed by _____. the Taliban the Kuwait government Osama bin Laden Khalid Sheikh Mohammed
An author wants to show that a character is growing up and starting to realize his or her potential. What setting would be appropriate to symbolize this change
Using table provided, determine which of the following statements is true about the reaction of aluminum with oxygen gas (4 Al (s) + 3 O2 (g) arrow 2 Al2O3 (s))
Choose the point slope form of the equation below that represents the line that passes through the point (6,-3) and has a slope of 1/2
PLEASE HELP Instructions: The following argument argues for advertising to children. Read the argument and answer the question that follows: Topic and Question
This is the process by which organisms acquire traits through sexual reproduction and/or mutation and then pass on these traits to the succeeding generations.
Which social categorization does a person have at birth? A. Ethnicity B. Race C. Poverty D. Intelligence
why is a camera lens round but the pictures come out square
PLEASE HURRY AND ANSWER MY QUESTION DOWN BELOW
How were Rome's Twelve Tables similar to today's U.S. Constitution? They provided a written record of laws to be enforced. They allowed judges to play favorite
