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
Bezzdna [24]
3 years ago
15

Calculate the mass (in g) of 2.1 x 1024 atoms of W.

Chemistry
1 answer:
Monica [59]3 years ago
4 0
Atomic mass W = 183.84 u.m.a

183.84 g ----------- 6.02x10²⁴ atoms
?? g ---------------- 2.1x10²⁴ atoms

2.1x10²⁴ x 183.84 / 6.02x10²⁴ =

3.860x10²⁶ / 6.02x10²⁴ = 641.30 g

hope this helps!
You might be interested in
According to vsepr theory, a molecule with the general formula ax4e2 will have a _____ molecular shape. easynotes
Lena [83]
According  to Vsepr  theory, a molecule  with the general  formula ax4e2 will  have a square planar molecular  shape.The  molecule  of  this  geometry has  their atoms which are  positioned at the  corners  of the  square  on  the  same  plan about  a  central  atom.
7 0
3 years ago
Substance in which two or more elements are combined in a fixed proportion
Firdavs [7]

Answer: compound

Explanation:

Element is a pure substance which is composed of atoms of similar elements.It can not be decomposed into simpler constituents using chemical reactions.Example: Copper Cu

Compound is a pure substance which is made from atoms of different elements combined together in a fixed ratio by mass.It can be decomposed into simpler constituents using chemical reactions. Example: water H_2O

Mixture is a substance which has two or more components which do not combine chemically and do not have any fixed ratio in which they are present. Example: Air

8 0
3 years ago
A recent study has revealed that chlorinated hydrocarbons, gasoline and other volatile organic compounds (VOC's) have become sig
Sedaia [141]

Answer:

ground water / leaking storage tanks

5 0
3 years ago
What is one way to separate a mixture?
Dmitry_Shevchenko [17]
1. <span>Substances in a </span>mixture<span> can be separated using different </span>methods, for example <span>distillation (separation of two liquids).
2. </span>Mass<span> is the amount of matter an object contains.
</span>Volume is t<span>he amount of space occupied by a three-dimensional object.
3. d(wallet) = 15g</span>÷5cm³ = 3g/cm³.
4. Weight of an astronaut also increases. W=m·g.
7 0
3 years ago
What type of chemical reaction involves 2 or more elements combining to form one?
Vikki [24]
Hey there!

I believe the answer is Combination (or Synthesis) Reaction. 
6 0
3 years ago
Other questions:
  • How many moles of al would be produced from 10 moles of al2o3? (not balanced al2o3 ? al + o2?
    14·1 answer
  • How does the atmosphere make conditions on earth suitable for living things
    7·1 answer
  • The combustion of 0.590 g of benzoic acid (ΔHcomb = 3,228 kJ/mol; MW = 122.12 g/mol) in a bomb calorimeter increased the tempera
    9·1 answer
  • Which of the following is the correct definition of convection?
    10·2 answers
  • If a person weighs 68.2 kg, how many pounds is that? Show detailed work
    9·1 answer
  • A weather balloon at Earth’s surface has a
    13·1 answer
  • Mucin, a component of saliva, functions to __________.
    13·1 answer
  • In this experiment, you need to examine the idea of thermal energy transfer. Using a controlled experiment, what might a good qu
    6·1 answer
  • Question 1
    6·1 answer
  • Once a peptide has been formed between the amino acid attached to the trna in the p site and the amino acid associated with the
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!