1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
AlekseyPX
3 years ago
10

How many moles of PbS are equivalent to 458 g PbS?​

Chemistry
1 answer:
laila [671]3 years ago
8 0
Moles = Mass/Molar Mass

By this formula 458/207+32 you should get your answer.

Answer is 1.916 mol to 4 sig. Fig.

mark me brainliest please!
You might be interested in
For fusion reaction to happen, matter needs to be in which of the following states?
Tpy6a [65]
The matter is going to have to be in a <em>plasma </em>state! =)
7 0
3 years ago
Read 2 more answers
The combustion method used to analyze for carbon and hydrogen can be adapted to give percentage N by collecting the nitrogen fro
12345 [234]

Answer:

The percentage of N in the compound is 0.5088

Explanation:

Mass of compound = 8.75 mg = 8.75×1000 = 8750 g

Mass of N2 = number of moles of N2 × MW of N2 = 1.59 × 28 = 44.52 g

% of N in the compound = (mass of N2/mass of compound) × 100 = (44.52/8750) × 100 = 5.088×10^-3 × 100 = 0.5088

6 0
3 years ago
Chose the mathematical formula expressing work.
Gelneren [198K]
W = AB x F x Cos < AB, F
or just W= AB x F for short
7 0
2 years ago
Please help me I need these answers
Vladimir [108]

Answer:

i am rrly bad at chemistry srry fffdfhdhdgduehgfhfhdhhfhdhdhdhdhdudhd

7 0
2 years ago
Rusting Out. How Acids Affect the Rate of corrosion
AlekseyPX
Acids change the rate Corrosion and increase its temperature. 
8 0
3 years ago
Other questions:
  • Guys i need help on this one
    12·1 answer
  • What change occurs to food by your teeth as you chew ?
    10·2 answers
  • The process of determines a substance's physical or chemical
    15·1 answer
  • The first stable compound produced from co2 in the light-independent reaction is
    9·1 answer
  • Your heart and lung are organs each is made of different tissues such as
    11·1 answer
  • 9. Imagine that one of your kitchen workers tells you that he believes your kitchen has a pest problem and
    13·1 answer
  • Please help, so confused!!
    14·1 answer
  • In what ways will the addition of earth worms most likely affect the terrarium?
    7·2 answers
  • Please help!
    5·1 answer
  • Short Response
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!