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
arlik [135]
3 years ago
15

Which two systems are represented in this model?

Chemistry
2 answers:
Mama L [17]3 years ago
4 0

Answer:

I think it's c

Explanation:

andrew-mc [135]3 years ago
3 0

Answer:

Think D. nervous and digestive

Explanation:

You might be interested in
How many moles of chlorine are in 6.67x10^40 chlorine molecules?
sweet-ann [11.9K]
To solve for the number of moles, we simply have to use the Avogadros number which states that there are 6.022 x 10^23 molecules per mole. Therefore:
 
number of moles = 6.67 X 10^40 chlorine molecules / (6.022 x 10^23 molecules / mole)
number of moles = 1.108 x 10^17 moles



4 0
3 years ago
Read 2 more answers
Which two elements make up the greatest percentages by mass in Earth’s crust?
yuradex [85]
<h2><u>Answer</u> :</h2>

The most appropriate option is :

\hookrightarrow \bf2. \:  \mathrm{ \underline{oxygen \:  \: and \:  \: silicon}}

Since, they are the most abundant elements found in Earth's Crust.

  • Oxygen (46%)

  • Silicon (28%)

\circ  { \underline{ \boxed{ \sf{ \color{green}{ \mathrm{hope \:  \: it \:  \: helps \:  \: you .....}}}}}}∘

4 0
2 years ago
If water was used to rinse the burette used to dispense the hydrochloric acid solution, how would this affect
Rufina [12.5K]

Answer:

The concentration of hydrochloric acid would be estimated to be less.

Explanation:

This is because, the hydroxyl ions from water react with the hydrogen ions from the hydrochloric acid, hence decreasing the moles of hydrogen ions which lowers the acidic strength of Hydrochloric acid.

7 0
3 years ago
What best describes the degree to which a material can transmit Heat A:melting point B:boiling point C: thermal conductivity D:
Oduvanchick [21]
Your answer is going to be C
7 0
3 years ago
Read 2 more answers
.One ballon is filled with Hydrogen (H2) gas, the other balloon is filled with methane (CH4). Both balloons have the same temper
Neko [114]

Answer:

C. The balloon with CH4 has the same moles of gas molecules as the balloon with H2

Explanation:

Based on combined gas law, gases under the same pressure, temperature and volume have the same number of moles. With this information we can say the rigth statement is:

<h3>C. The balloon with CH4 has the same moles of gas molecules as the balloon with H2</h3>
7 0
3 years ago
Other questions:
  • Which of the following is the correctly balanced equation for the reaction of a Ca(OH)2 and HNO3
    7·1 answer
  • Can someone please help with a lot of my questions??
    15·1 answer
  • 73 m is equal to ____ dm. (Only input whole number answer.)
    5·2 answers
  • Which action is the best example of a direct observation
    10·2 answers
  • In a quasi-static isobaric expansion, 700 J of work are done by the gas. If the gas pressure is 0.40 atm, what is the fractional
    10·1 answer
  • 1 what do you understand by the term isotopes 2 why do I should talk of an element process identical chemical properties 3 name
    11·1 answer
  • A carpenter uses a saw to cut a wooden board into two different sized pieces. Which of the following physical properties is most
    10·2 answers
  • Hydrochloric acid is known as strong acid​
    5·1 answer
  • Which phrase describes non-foliated rocks?
    10·2 answers
  • analyze why is the result of the stage of meiosis shown below an advantage for organisms that reproduce sexually.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!