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
irga5000 [103]
3 years ago
12

As you move from left to right across a period on the periodic table the size of an atom will

Chemistry
2 answers:
ANTONII [103]3 years ago
7 0

Answer:

Moving from left to right across a period, the atomic radius decreases. The nucleus of the atom gains protons moving from left to right, increasing the positive charge of the nucleus and increasing the attractive force of the nucleus upon the electrons.

Anastasy [175]3 years ago
7 0

Answer:the atomic radius will decrease.The nucleus of the atom will gain protons moving from left to right

Explanation:

You might be interested in
Calculate the density mass= 54.2 volume= 78.1
Helen [10]

Answer:

0.693 (you can round it up if you want to)

Explanation:

Density= mass ÷ volume

54.2 ÷ 78.1 = 0.693

I hope this helped☺

6 0
2 years ago
Nuclear energy is the heat energy produced during controlled splitting, or ________ , of radioactive isotopes
erma4kov [3.2K]
Answer is: nuclear fission.
Nuclear fission<span> is </span>radioactive decay<span> process in which the </span>nucleus of an atom splits into smaller parts. <span> In this process produces free neutrons and gamma photons </span><span>and releases a very large amount of </span><span>energy.
</span>Nuclear fission produces energy for nuclear power and  <span>nuclear weapons.</span>
3 0
3 years ago
A student wants to remove the salt from a mixture of sand and salt in order to get only pure sand. He adds water to the mixture.
raketka [301]

Answer:

Here is one way: Add water to the mixture. Only the sugar dissolves. This is a physical change.

Explanation:

The sugar would dissolve in water. You could then pour off the solution and wash the remaining sand with a bit more water. Heat the water to evaporate it from the sugar, and the two are separated.

5 0
3 years ago
Read 2 more answers
4. What type of evidence do you think would be most difficult to collect
mars1129 [50]

I think it is trace evidence since it is really small and hard to find.

3 0
3 years ago
Read 2 more answers
To calculate the percentage of people who have a particular allele population studies are conducted to collect data.true or fals
kondaur [170]
I think is is going to be truth because
6 0
2 years ago
Other questions:
  • do you agree or disagree with the following statement: laws are more important than theories because were never really sure is t
    13·1 answer
  • Diffrent Between Gas and Air​
    9·1 answer
  • What goes in the rest of the atoms diagram ?
    6·1 answer
  • How many base units exist?
    5·1 answer
  • A change in which property of light will have no effect on weather or not the photoelectric effect occurs
    15·1 answer
  • You and your friend are pushing a bin of books in the same direction. You are pushing with force of 10 N and your friend is push
    14·2 answers
  • Given the following equation: 2NaClO3 --&gt; 2NaCl + 3O2
    13·1 answer
  • Is anyone good at chemistry if so Can someone help me please NO LINKS
    6·1 answer
  • A catalyst increases the rate of a chemical reaction by
    5·1 answer
  • The atomic number of neutrons in oxygen
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!