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
Zarrin [17]
2 years ago
15

Which of the following sequences of elements would all have four valence electrons?

Chemistry
1 answer:
timama [110]2 years ago
8 0

Answer:b

Explanation:

You might be interested in
Which statement is true?
MissTica

Answer:

The correct answer is in an exothermic reaction the energy of the product is less than the energy of the reactants.

Explanation:

Exothermic reaction is a type of reaction that generates heat.As a result in case of an exothermic reaction the energy of the reactant is more than the energy of the product.

       That"s why the enthalpy change in an exothermic reaction is always positive .

8 0
3 years ago
Read 2 more answers
Write the chemical equations for the neutralization reactions that occurred when hcl and naoh were added to the buffer solution.
irga5000 [103]
A base and an Acid always react to form a salt and water

So, HCl + NaOH —> NaCl + HOH
5 0
3 years ago
What is the range of accuracy for food temperature?.
telo118 [61]

Answer:

+ 2 degrees Fahrenheit

Explanation:

7 0
2 years ago
What mass of KCl is required to make a 0.680 m solution with 5.00 kg of water? a) 199 g b) 548 g c) 253 g d) 373 g
sladkih [1.3K]

Answer:

it is A.

Explanation:

A.) 199g

5 0
2 years ago
How deep below Earth's surface do rocks melt?
liraira [26]

The answer is D. 50 km

4 0
3 years ago
Other questions:
  • 4. Jake surveyed his 25 classmates on their favorite flavor of
    11·1 answer
  • Give the major force between acetone and chloroform.
    5·1 answer
  • The greatest composition by mass in an atom of 17/8 O is due to the total mass of its
    12·1 answer
  • Write a balanced equation for each of these chemical reactions potassium phosphate + calcium nitrate
    8·1 answer
  • Of the following elements, which is the LEAST reactive? A. C B. H C. Li D. He
    14·2 answers
  • How much heat is evolved in converting 1.00 mol of steam at 140.0 ?C to ice at -45.0 ?C? The heat capacity of steam is 2.01 J/(g
    11·1 answer
  • Explain how you find the instantaneous speed or velocity of an object
    15·1 answer
  • Can someone help me please?
    10·1 answer
  • What is a sedimentary rock?
    8·2 answers
  • Describe what happened when sodium chloride (salt) was placed in water in the video What happens when stuff dissolves?"
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!