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
Sedbober [7]
3 years ago
6

80 protons, 119 neutron

Chemistry
1 answer:
g100num [7]3 years ago
4 0
Mercury-199 is composed of 80 protons, 119 neutrons, and 80 electrons.
You might be interested in
WILL MARK BRAINLIEST!!<br><br><br> How is a map an example of a model?
bonufazy [111]

A model represents a place thing or idea. A made is a model as it shows a place and represents the place it’s showing such as a globe

7 0
3 years ago
Answer the following questions in brief.<br>Why does silver get tarnished on exposure to air?​
Studentka2010 [4]

Answer: When silver is exposed to sulfur-containing gases in the air, it discolours and then darkens as it reacts with the gas to form a surface layer of tarnish. This process is called tarnishing.

Hope this helped :)

5 0
3 years ago
At equilibrium, the total amount of the product(s)
sasho [114]

Answer: D may be equal to, greater than, or less than the total amount of the reactants.

Explanation:

3 0
2 years ago
Read 2 more answers
How many moles FeBr3 are required<br> to generate 275 g NaBr?<br><br> 2FeBr3 + 3Na₂S → Fe₂S3 +6NaBr
slega [8]

Answer:

0.893mol

Explanation:

n = m ÷ M

= 275 ÷ (23 + 80)

= 2.67 mol

* now use the Mol ratio *

NaBr : FeBr3

6 : 2

2.67 : x

5.67 = 6x

n( FeBr3 ) = 0.893 mol

8 0
2 years ago
GUYS I NEED HELP MY QUIZ SUBMITS IN 10 MINUTES CHEMISTRY HALF LIFE
Ivahew [28]
12.5%

Three half lives pass. 50% -> 25% -> 12.5%
3 0
3 years ago
Other questions:
  • Which natural gas liquid is used to make the base chemical, ethylene?
    13·1 answer
  • Which of the following rocks forms from shells and calcium carbonate?
    6·2 answers
  • A flask contains the liquids trichloromethane (chloroform) and water. They are separated using a separating funnel, which conclu
    11·2 answers
  • How many moles of copper (Cu) are in 65.8 g Cu?
    14·2 answers
  • HELP!!!!!<br> i need help on this chemistry question
    8·1 answer
  • Is HCL addition or removal​
    14·1 answer
  • What are the products of a reaction between an acid and a base?
    10·1 answer
  • What is the acceleration of a 24kg mass pushed by a 6 N force
    6·1 answer
  • Which one is the lightest metal​
    15·1 answer
  • Which of the following is the fastest moving particle? Proton. Neutron. Electron?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!