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
-Dominant- [34]
3 years ago
11

Write an equation for the reaction that takes place during the laboratory preparation of dry hydrogen​

Chemistry
1 answer:
olya-2409 [2.1K]3 years ago
8 0

Answer:

Zn+2HCl→ZnCl2+H2

Explanation:

Hydrogen gas is prepared in the laboratory by reacting dilute HCl with granulated zinc.

You might be interested in
Which two mantle hot spots are located at mid-ocean<br> ridges?
Darya [45]

Answer:

This region of thick, hot crust and mantle extends 1,300 kilometers north and south of the Iceland hotspot and some 1,000 kilometers north and south of the Azores hotspot. Together, the two hotspots appear to be feeding a huge supply of magma to nearly the entire northern segment of the Mid-Atlantic Ridge.

Explanation:

please give me a heart

7 0
3 years ago
1) Назвать все соединения. 2) Указать тип гибридизации каждого углерода в каждом соединении. 3) Число пи- и сигма-связей в каждо
Nat2105 [25]

Answer:

2

Explanation:

6 0
3 years ago
Read 2 more answers
if you have an isotope of the element carbon that has the mass number of 14, what other information would help you determine the
storchak [24]
Isotopes are forms of the same elements which contain equal number of protons but different number of nucleus in their nuclei, thus the differ in relative atomic mass but they have same chemical properties. The mass number is the summation of number of proton and number of neutron of an atom. If the mass number is known, then one need to know the number of proton in the atom in order to calculate for the number of neutron.
7 0
3 years ago
Please answer the blank
MAXImum [283]
Elector would be that a laser converts electrical energy
8 0
3 years ago
A change in the properties of matter that does not change the makeup of the substance is
Aleonysh [2.5K]
The answer to this problem is a physical change
7 0
3 years ago
Other questions:
  • X2O3 contain 32% of oxygen by mass , find the value of x.
    9·1 answer
  • The molar mass of silicon (Si) is 28.09 g/mol. Calculate the number of atoms in a 92.8 mg sample of Si.
    7·1 answer
  • The rate of a certain chemical reaction is directly proportional to the square of the concentration of chemical A present and in
    14·1 answer
  • 1. For which of these elements would the first ionization energy of the atom be higher than that of the diatomic molecule?
    5·1 answer
  • What is the oxidation number for Zn(OH)4 2-?
    13·2 answers
  • How does the number of molecules in 1 mol of oxygen compare with the number of molecules in 1 mol of nitrogen?
    8·1 answer
  • A balloon is cooled by removing 0.784 kJ of heat. It shrinks on cooling, and the atmosphere does 655 J of work on the balloon. C
    11·1 answer
  • Really need help!
    5·2 answers
  • Which is the correct mole ratio of
    7·1 answer
  • If charcoal and sugar were present in crude benzoic acid, would recrystallization from water be a good method of purification? W
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!