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
Julli [10]
2 years ago
12

Help please!!!!!!!!!!!!!!!!

Chemistry
1 answer:
Romashka-Z-Leto [24]2 years ago
3 0

Answer:

A....................

You might be interested in
How minimising the use of cars can help save the ozone layer​
fgiga [73]

Answer:

minimizing the use of cars can help save the ozone layer by ​Minimizing the amount of gasoline which damages the ozone layer.

therefore the ozone layer is preserved.

have a nice day.

6 0
2 years ago
Quest
Sever21 [200]

Answer:

D. An acid accepts an electron pair from a base.

Explanation:

acorroding to lewis

  • an acid is a compound which accepts a pair of electrons from base .

  • a base is a compound which donates a pair of electron to acid .
8 0
2 years ago
Read 2 more answers
Which of the following best captures the point of paragraph 3
givi [52]

Answer:

Is there a picture or smth?

Explanation:

6 0
2 years ago
Urea is a common fertilizer with the formula CO(NH2)2 that is sometimes used as a chemical de-icer for icy road surfaces in the
nordsb [41]

Answer:

The answer to your question is  molality = 0.61

Explanation:

Freezing point is the temperature at which a liquid turns into a solid if a solute is added to a solution, the freezing point changes.

Data

Kf = 1.86 °C/m

molality = ?

ΔTc = 1.13°C

Formula

ΔTc = kcm

Solve for m

m = ΔTc/kc

Substitution

m = 1.13 / 1.86

Simplification and result

m = 0.61

4 0
3 years ago
Draw a Lewis structure for [H3O]+. Show all unshared pairs and the formal charges, if any.
Montano1993 [528]

Answer: Formal Charges: Hydrogen = 0 and Oxygen = +1

Unshared Pair of electrons: Hydrogen = 0 and Oxygen = 2

Explanation:

The attachment below shows the Lewis structure and the calculations

3 0
3 years ago
Other questions:
  • A plot of velocity versus substrate concentration for a simple enzyme-catalyzed reaction produces a _____. This indicates that a
    11·1 answer
  • Describe the relationship between temperature and pressure of a gas. Can you think of a real world example of this relationship?
    5·1 answer
  • In which state of matter are the particles least able to move?
    7·1 answer
  • For each of the following, use the periodic table to determine the number of valence electrons in an atom of the element.
    14·1 answer
  • Question 1 (1 point)
    7·2 answers
  • Please use the E/Z notation when specifying stereochemistry remembering to use parentheses and a dash. Reminder - the double bon
    5·1 answer
  • 3. The density, d of an x-box 1 can be found by using the following formula d = m, where mis
    8·1 answer
  • What is simple chemical test could you carry out to see if carbon dioxide has been produced
    8·2 answers
  • Neutrons have a _______ charge​
    8·1 answer
  • The air in the balloon is heated up by leaving it in a warm place. Give two efects that this has on the air particles.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!