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
Nikitich [7]
3 years ago
9

If an isotope of uranium, uranium-235, has 92 protons, how many protons does the isotope uranium-28 have?

Chemistry
1 answer:
padilas [110]3 years ago
4 0
92. A<span>ll </span>isotopes<span> of uranium have the same number of protons</span>
You might be interested in
A chemist mixes sodium with water and witnesses a violent reaction between the metal and water. this is best classified as
Tema [17]

A law is statement about an observed concept. A theory involves the explanation of scientific concepts or principles. A hypothesis is the predicted explanation about some concepts that has to be tested in order to prove it to be right. An observation is the observing the results of a scientific experiment carried out to test an hypothesis.

Here the given statement 'A chemist mixes sodium with water and witnesses a violent reaction between the metal and water,' can be classified as an observation as it explains what the chemists observes as a result of his chemical experiment or test..

8 0
3 years ago
Earth's atmosphere, which traps heat and radiation from the sun, helps to keep our temperature somewhat stable, even when we are
Elis [28]

Answer:

It is true

Explanation:

6 0
3 years ago
Read 2 more answers
What are the four layers of earth made of?
soldi70 [24.7K]

Answer:

crust, mantle, inner core, outer core

8 0
3 years ago
Is there a qualitative difference between the enthalpy of a phase transition versus the enthalpy of a heating or cooling process
Vesna [10]

Answer:

No

Explanation:

given that, enthalpy is a state function, that means it depends only on the initial and final states,  there is no difference between the enthalpy of a phase transition versus the enthalpy of a heating or cooling process, when the cooling or heating process finish in a change of phase.

It does not  matter which way we take to cool or heat the substances the Enthalpy of this process will be the same.

3 0
3 years ago
What is the most important change in a chemical change?
avanturin [10]
5) state
when the state of the chemical changes that is the most important 
4 0
3 years ago
Other questions:
  • Description of golgi bodies
    11·2 answers
  • There are two open cans of soda on the table. One can was just taken from the refrigerator and the other was taken from the cupb
    11·2 answers
  • Calculate the atomic mass for copper using the weighted average mass method. Express your answer using two decimal places and in
    7·1 answer
  • Write empirical formula
    8·1 answer
  • Fluorine gas is placed in contact with calcium metal at high temperatures to produce calcium fluoride powder. What is the formul
    12·2 answers
  • Specify which atoms, if any, bear a formal charge in the Lewis structure given and the net charge for the species. Be sure to an
    13·1 answer
  • Please help I’ll mark you as brainliest if correct!
    11·1 answer
  • Plssss help————&gt;An object thats (A. Negatively, B. Neutrally, C. Positively) charged has more electrons than protons. An obje
    13·1 answer
  • What are remained on the cloth? explain your answer.<br>​
    11·2 answers
  • Why does carbon dioxide escape when you open the can of soda?
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!