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
Andru [333]
3 years ago
10

How many neutrons does the element in group 15 and period 4 have ?

Chemistry
1 answer:
alexira [117]3 years ago
4 0
The answer is 19 ahhahaha
You might be interested in
This is my almost last question plsss help
Morgarella [4.7K]
The third one is correct, not sure abt another one
7 0
3 years ago
Read 2 more answers
A Wisconsin farmer taps a maple tree and collects 200 liters of sap. He determines the sucrose (C12H2011) concentration to be 0.
Minchanka [31]

Answer:

6.0 L

Explanation:

Use the dilution equation M1V1 = M2V2

M1 = 0.075 M

V1 = 200 L

M2 = 2.5 M

V2 = ?

Solve for V2 --> V2 = M1V1/M2

V2 = (0.075 M)(200 L) / (2.5 M) = 6.0 L

4 0
2 years ago
How are models useful in describing how molecules are formed
Nady [450]

Answer:

The purpose of molecular modeling is to provide a three-dimensional image (either physical or software-based) that allows a chemist to better see the manner in which atoms and molecules can interact. These models can be used to interpret existing observations or to predict new chemical behavior.

Explanation:

It can describe shape and how they connect while forming the electrons.

6 0
3 years ago
Transition metals when moving from left to right on the periodic table?
Ierofanga [76]

Answer:

True

Explanation:

5 0
3 years ago
Then, in the light independent photosynthetic reactions, that energy is used to convert co2 into ________.
Svetradugi [14.3K]
In photosynthesis, light energy is used to convert CO2 into carbohydrates. 
7 0
3 years ago
Other questions:
  • I need a background information for this report it's due tomorrow and I'm having difficulty with it please help
    14·1 answer
  • In a 10-gram sample of carbon and a 10-gram sample of sulfur, how many more moles of carbon are there than sulfur?
    5·2 answers
  • which shows as evidence for a scientific claim. A- surveys of public opinion B- company advertisments C-controlled experiments D
    11·2 answers
  • Make the following conversion. 120 mL = _____ cm³ <br><br> 12.0<br> 1200<br> 120<br> 1.20
    10·2 answers
  • Would you want the starting reactants in an airbag system to have higher density or a lower density
    5·1 answer
  • If you had a list of ionic and covalent compounds, how you would be able to tell them apart and come up with a proper name?
    14·1 answer
  • LolnnrjejahaushanakKababab
    13·1 answer
  • What is the mass of an object that is accelerated 4 m/s2 by a force of 180 N?<br> kg<br> Asap!!!!!!!
    5·2 answers
  • What is the relationship between kinetic energy and velocity ?
    13·1 answer
  • Type the correct answer in the box. Spell all words correctly. In which system are both energy and matter exchanged with the sur
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!