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
Morgarella [4.7K]
2 years ago
7

Need answer asap

Chemistry
1 answer:
Gala2k [10]2 years ago
3 0
The answer is A, true
You might be interested in
How to know how many valence electrons are in an element
Alenkinab [10]

Answer:

Hope it helped

Explanation:

For neutral atoms, the number of valence electrons is equal to the atom's main group number. The main group number for an element can be found from its column on the periodic table. For example, carbon is in group 4 and has 4 valence electrons. Oxygen is in group 6 and has 6 valence electrons.

7 0
3 years ago
Give an example of how you could test Charles Law?
Assoli18 [71]

Explanation:

The experiment is performed at a constant atmospheric pressure. The experiment proceeds by placing an empty flask in a boiling water bath. As the temperature increases, the air inside the flask expands. Afterwards, the gas is cooled in a water bath by maintaining the amount of the air in the flask constant.

6 0
3 years ago
In the following diagram, the voltage is 1.5 volts and the resistance is 7.5 ohms. Use Ohm's law to determine the current in the
maks197457 [2]
I believe it is 0.2 amps
5 0
3 years ago
Read 2 more answers
Youll get brainliest!!!
Dmitrij [34]
<span>A. Mechanic agitations</span>
7 0
3 years ago
Electrons are capable of emmiting engery in the form of light at very narrow ranges of wavelengths. these wavelengths can be mea
sukhopar [10]
C) energy level

Looking at quantum mechanics, we see that electrons exist at certain energy levels. When they get excited, they’ll jump from one energy state to a higher energy state and down. We can the. Look at the color it admits and determine what the energy level is.
5 0
3 years ago
Other questions:
  • You are given two unknown solutions, A and B. One of the solutions contains water and table salt, and the other contains water a
    12·2 answers
  • In the reaction 2H2O (l) + 2Cl– (aq) → H2 (g) + Cl2 (g) + 2OH– (aq), which substance is oxidized?
    14·1 answer
  • At 20 degrees celsius, how much sodium chloride could be dissolved in 2L of water
    5·1 answer
  • How many grams of a stock solution that is 87.5 percent H2SO4 by mass would be needed to make 275 grams of a 55.0 percent by mas
    6·2 answers
  • Molar mass of a compound containing Al3+ ion and OH- ion?
    8·1 answer
  • For the reaction N2O4(g) ⇋ 2NO2(g), Kc = 0.25 at 98°C. At a point during the reaction, the concentration of N2O4 = 0.50 M and th
    7·1 answer
  • What happens when an electron absorbs energy
    15·2 answers
  • Which family in the periodic table has metals that are usually harder than other metals? Alkali metals Alkaline earth metals Lan
    13·1 answer
  • What is the molar mass of Fe?
    8·1 answer
  • Lithium diorganocopper (Gilman) reagents are prepared by treatment of an organolithium compound with copper(I) iodide. Decide wh
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!