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
fiasKO [112]
3 years ago
12

How many moles of H2O are in 42.0 g H2O?

Chemistry
2 answers:
kotykmax [81]3 years ago
6 0
The answer will be 2.33 moles
cricket20 [7]3 years ago
5 0
(42/18.02)=2.3307mol H2O
You might be interested in
A beam balance is called a first class lever why?​
Dmitriy789 [7]

Answer:

A beam balance is an example of a first class lever.

Explanation:

A beam balance is an example of a first class lever. In a first class lever, the fulcrum is between the effort (force) and the load. The effort (force) moves over a large distance to move the load a smaller distance.

Other examples of first class lever are pliers, scissors, a crow bar, a claw hammer, a see-saw and a weighing balance etc.

8 0
2 years ago
If a snail crawls at 0.013 m/s north, how far will it travel in 60 seconds? Find time.
inessss [21]
It will have traveled 0.78 m. You find this by multiplying .013 by 60
8 0
3 years ago
Read 2 more answers
11. What is the mass number
solniwko [45]

Answer:The mass numbr is 22

Explanation:

Mass number=number of protons+ number of neutrons....which is 10+12=22

4 0
3 years ago
Calculate the pressure using the formula
Nina [5.8K]

Answer:is 1.08 kg

Explanation:

Just got it wrong and it gave me the answer

5 0
3 years ago
Read 2 more answers
A sealed beaker of what you are told is aqueous nickel sulfide was given to you by the local chemist and you put it on the windo
Contact [7]
Answer is: the nature of the initial nickel sulfide mixture is a suspension.
Suspension<span> is a </span>heterogeneous mixture (solute<span> particles do not </span>dissolve), <span>that contains </span>solid<span> particles (in this example nickel sulfide or NiS) sufficiently large for </span>sedimentation. <span> The internal phase (solid nickel sulfide) is dispersed throughout the external phase (water).</span>

8 0
3 years ago
Read 2 more answers
Other questions:
  • Elaborate on the suitability of "cola" type drinks to polish chrome surfaces. A) The basic pH of cola allows for easy removing o
    5·1 answer
  • How do you get from mL to cm cubed
    6·1 answer
  • In a butane lighter 9.8g of butane combines with 35.1g of oxygen to form 29.6g carbon dioxide and how many grams of water
    12·1 answer
  • Question 2
    13·1 answer
  • At sea level, where the pressure was 104 kPa and temperature 21.1 ºC, a certain mass of air occupies 2.0 m3 . To what volume wil
    10·1 answer
  • Which is a gas at room temperature A.aluminum B.nitrogen C.potassium D.sodium
    6·1 answer
  • Oil is more dense than water. How will this affect the weight of objects that will float on it?
    9·1 answer
  • 4HCl(g)+O 2 (g) 2H 2 O(g)+2Cl 2 (g) Each of the following molecular diagrams represents an initial mixture of the reactants. How
    9·1 answer
  • 1. What is the scientific methed?
    13·1 answer
  • A quantity of an ideal gas is compressed to half its initial volume. the process may be adiabatic, isothermal or isobaric. the g
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!