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
Semmy [17]
3 years ago
12

Whats an atomic nucleus for middle school

Chemistry
2 answers:
Paladinen [302]3 years ago
7 0

Answer:

C is the answer

Explanation:

hoped this helped

Vaselesa [24]3 years ago
3 0

Answer:

C

Explanation:

The nucleus contains protons and neutrons, electrons are located in outer electron cloud.

You might be interested in
How do you calculate mass using density and volume?
skad [1K]
Example:

Mass = ?

Density = 25 g/mL

Volume = 5 mL

therefore:

d = m / V

25 = m / 5

m = 25 x 5

m = 125 g

hope this helps!

7 0
3 years ago
Chemical energy is a form of A. kinetic energy only. B. both potential and kinetic energy. C. neither potential nor kinetic ener
svetlana [45]

wrong. If its for the study island its potential energy only.

6 0
3 years ago
Where are skeletal muscles used? Are they voluntary?
nadya68 [22]
The peripheral portion of the central nervous system (CNS) controls the skeletal muscles. Thus, these muscles are under conscious, or voluntary, control
3 0
3 years ago
Identify and explain the process shown below. Name any two products obtained during this process and state their uses.
lapo4ka [179]

Answer:

This is heating limestone

Explanation:

Process:

limestone is heated strongly. After a while, the limestone begins to go cloudy. Test tube is heated too much that it is beginning to  soften it. After removing limewater, test tube cools down, the pressure in the test tube drops and air pressure pushes the cold the liquid into the hot test tube with terrible result.

Products:

Limestone is also known as calcium carbonate and Limewater

Click on the link provided to show the video

https://youtu.be/RLL5rT_DeKc

or search heating calcium carbonate

you will find a video

5 0
3 years ago
Dioxane, C4H8O2, has an enthalpy of fusion of 145.8 J g–1 and its melting point temperature is 11.0 °C. How much heat is require
kumpel [21]

Answer:

20703.6J

Explanation:

Quantity of heat (Q) = mass of dioxane × enthalpy of fusion

Mass of dioxane = 142g

Enthalpy of fusion of dioxane = 145.8J/g

Q = 142g × 145.8J/g = 20703.6J

5 0
3 years ago
Other questions:
  • PLEASE HELP!!!! 24 POINTS
    14·2 answers
  • How do the number of daylight hours affect temperature
    8·2 answers
  • Where does reduction occur in a battery
    5·1 answer
  • A container holds 500. ML of CO2 at 20.° C and 742 torr. What will be the volume of the CO2 if the pressure is increased to 795
    5·2 answers
  • How many moles of C are needed to react with 0.500 moles of SO2?
    14·2 answers
  • 328. mL of 0.00345 M NaI (aq) is combined with 703. mL of 0.00802 M Pb(NO3)2 (aq). Determine if a precipitate will form given th
    10·1 answer
  • A chemist determined the boiling point of c8h18 to be 124.1c the actual boiling point is 125.7 what is the percent error
    8·1 answer
  • Volume (at STP) of 5.2x10^26 molecules of CH4?
    10·1 answer
  • Which of these is not a characteristic of a renewable resource? Question 1 options: Used up faster than they are able to be repl
    7·1 answer
  • 1) What is the atis of 0.367 moles of CaCI?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!