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
Maslowich
3 years ago
14

> Exam Guidelines

Chemistry
1 answer:
Naily [24]3 years ago
5 0

Answer:

A should be the correct answer I'm not sure but goodluck

You might be interested in
Valance shell example..​
Natali5045456 [20]

Answer:

<h2>Oxygen has six valence electrons, two in the 2s subshell and four in the 2p subshell.</h2>

<h3>Valence electrons are the electrons in the outermost shell, or energy level, of an atom. </h3>

<h3>Configuration of oxygen's valence electrons as 2s²2p⁴.</h3>

Explanation:

#Let's Study

#I Hope It's Help

#Keep On Learning

#Carry On Learning

\\ \green{MaggieEve}

3 0
2 years ago
Which 2 elements make up the most mass in the human body?
liq [111]

Answer: Oxygen and Carbon

Explanation:

8 0
3 years ago
Read 2 more answers
What substance takes part in an enzymatic reaction, but is unchanged by the reaction?
Ierofanga [76]
The answer to this question would be: enzyme 

<span>Enzyme is a kind of catalyst that </span>will take part in the chemical reaction but it won't be reacted. E<span>nzyme </span>only helps by reducing the energy needed to start the reaction.
Theoretically, the enzyme is not mandatory needed but if you have an enzyme the reaction will be easier, thus increasing reaction speed. But in most case, the reaction might be too slow without enzyme, making enzyme vital in living organism.
5 0
3 years ago
A person struggles very hard to lift a large boulder. He puts in so much effort, he starts to sweat, his heart rate increases, a
Tems11 [23]
No, according to physics no work has been done.

Work must have been done by muscular force but in terms of physics no work has been done.

In physics,work is said to be done only if the force applied produced some kind of displacement in the direction of force.

In this example provided, no work has been done since the boulder doesn't get displaced,it continues to remain at its original position.

Hope This Helps You!
6 0
4 years ago
Al2(CO3)3
Alborosie

Answer:

7. 6 atoms po

Explanation:

sana makatulong po

3 0
3 years ago
Other questions:
  • The nonvolatile, nonelectrolyte urea, CH4N2O (60.1 g/mol), is soluble in water, H2O. How many grams of urea are needed to genera
    14·1 answer
  • 1. I am in group two period three. What element am I?<br> A Ti<br> B, C<br> C. Ca<br> D. WE
    14·2 answers
  • Any suggestions or answers
    9·1 answer
  • What happened to the number of moles in a sample that originally occupied 500mL with 2.50 moles and then occupied 750mL?
    15·2 answers
  • Why has the canals in Venice Italy cleared up during this time?
    9·1 answer
  • Iron(iii) oxide is formed when iron combines with oxygen in the air. How many moles of Fe2O3 are formed when 55.8 g or Fe reacts
    12·1 answer
  • If DNA were straight it would be
    13·2 answers
  • In the following reaction, which element or compound is the oxidizing agent?
    5·2 answers
  • What pair of elements would have the most similar properties based on their locations on the periodic table?
    5·1 answer
  • Predict the products if Calcium Carbonate reacts with Silver Sulfate.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!