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 ( 55+ )
Otras preguntas
How do I solve problems 21 and 23??
Braxton Hicks contractions are termed "practice contractions" and occur throughout pregnancy. When the woman's body is getting ready to go into labor, it begins
Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. R
Burt has gone to a commercial bank to negotiate a loan for the LLC in which he is a member. He tells the bank that he is authorized to act on behalf of and to b
make a sentences with this word poaching
During DNA replication, errors occasionally occur when DNA strands are copied. However, there are many cellular mechanisms that help to remove many of these err
NEED ANSWER ASAP!!! When a person goes jogging her kinetic energy is destroyed leaving her with less energy that she had before.True or False
What is 34% written as a ratio?
HELPZ I WILL GIVEZ BRAINLIEST!!!!!
a) How do the sizes of the inner planets compare to the sizes of the gas giant planets?b) How do the distances between inner planets compare to distances betwee
