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
swat32
3 years ago
9

The precautions that must be taken when carrying out experiments with hydrogen​

Chemistry
1 answer:
vodka [1.7K]3 years ago
3 0

Answer:

Never smoke near a place where hydrogen is generated or being used. Remove all possible sources of flame and sparks. Hydrogen should only be generated and used in a well ventilated out door area. Precautions must be taken to remove all possibilities of fire or explosion.

You might be interested in
Which of the following metals is
ipn [44]

Answer:

c. iron I hope it helped.....

6 0
3 years ago
Read 2 more answers
Calculate the number of moles CuCl2 necessary to make 50 mL of a 0.15M solution
tekilochka [14]
 Volume  ⇒ 50 mL in liters : 50 / 1000 = 0.05 L

Molarity of solution ⇒ 0.15 M

Number of moles:

n =  M * V

n = 0.15 * 0.05

n = 0.0075 moles of CuCl2

hope this helps!.

3 0
2 years ago
The density of an object with a volume of 5.0mL and a mass of 20.0g is ____________.
Lina20 [59]

whenn you have sublimation

6 0
3 years ago
Read 2 more answers
0.00001011 kilograms is a larger mass than 0.001011 grams. True or False
valentina_108 [34]
True...............................
6 0
3 years ago
Read 2 more answers
Which of the following pairs of aqueous solutions produce a precipitate?
dolphi86 [110]

Answer:

NaCi + LiCl is the correct answer

6 0
3 years ago
Other questions:
  • Which is an organic molecule
    5·1 answer
  • A powdered drink mix is stirred into a glass of water to form a solution. If any more is added it will not dissolve
    12·1 answer
  • In the compound KHSO4, there is an ionic bond between the
    11·1 answer
  • What molarity of nitric acid (HNO3) was used if 2.00 L must be used to prepare 4.5 L of a 0.25 M HNO3 solution?
    6·1 answer
  • Bob adds heat to a substance. When enough heat is added, A. its particles move closer together and the substance becomes a gas.
    6·1 answer
  • Help please !!!
    6·2 answers
  • Electrons are to bonding as neutrons are to-
    6·1 answer
  • Calculate the activation energy for vacancy formation in Al given that the equilibrium number of vacancies at a temperature of 7
    15·1 answer
  • What happens when a book falls of a desk?
    14·2 answers
  • Gravity is best described as the attractive force___
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!