Sign In
Ask Question
Chemistry
Donovan
3 June, 02:38
Moles of Zn (NO3) 2 in 131.50g of this substance.
+1
Answers (
1
)
Tiara
3 June, 03:00
0
number of moles = mass / molecular mass
mass=131.50g
molecular mass of Zn (NO3) 2 = 189.39 g/mol
number of moles = 131.50 g/189.39 g/mol = 0.69433 mol
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Get an answer to your question ✅
“Moles of Zn (NO3) 2 in 131.50g of this substance. ...”
in 📙 Chemistry if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
Will the precision of a calculation (ex. volume = l x w x h) ever be more precise than the original measurements (ex. length) ? explain your answer.
Answers (1)
Besides plants and animals wood and what can be what to release carbon into the air
Answers (1)
What is the volume occupied by 4.20 miles of oxygen gas (O2) at STP
Answers (1)
An experiment is conducted to see if cats preferred skim milk or 2% milk. A cup of skim milk was put out for 5 kittens and then measured how much the kittens drank over the course of a day.
Answers (2)
Nucleic acids are hydrocarbons that also contain which other element?
Answers (1)
New Questions in Chemistry
NO2 and N2O4 undergo the reaction shown. When a sealed container of NO2 reaches chemical equilibrium, which must be true? A) No N2O4 is present. B) No chemical reactions are occurring. C) The rates of the forward and reverse reactions are equal.
Answers (1)
What differences did you notice in the different states of water
Answers (1)
1. Bubbling or fizzing is an indicator of a. property change b. phase change c. physical change d. chemical change
Answers (1)
In the second step of this reaction, isocyanic acid reacts to form melamine and carbon dioxide: HNCO (l) →C3N3 (NH2) 3 (l) + CO2 (g) Balance this reaction and enter the coefficients below.
Answers (1)
If the Kelvin temperature of a gas is tripled and the volume if doubled, the new pressure will be ___. A. 3/2 the original pressure B. 1/6 the original pressure C. 5 times the original pressure D. 2/3 the original pressure the answer isnt b or c
Answers (1)
Home
»
Chemistry
» Moles of Zn (NO3) 2 in 131.50g of this substance.
Sign In
Sign Up
Forgot Password?