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
lana66690 [7]
3 years ago
8

Which compound contains both ionic and covalent bonds? 1.  ki 2.  cacl2 3.  ch2br2 4.  nacn?

Chemistry
2 answers:
LenKa [72]3 years ago
6 0
Answer is: 4. NaCN.
Ionic bond Is between sodium cation Na+ and cyanide anion CN-. Covalent bond Is between carbon and nitrogen.
Sodium cyanide Is white solid salt, dissolved in water and very toxic. With acids gives HCN.
Savatey [412]3 years ago
4 0
<span>NaCn contains an Na+ ion and a CN- negative ion, so it has an ionic bond. The CN ion is formed by a covalent bond of the carbon and nitrogen, so it also has a covalent bond. Therefore, the answer is NaCN.</span>
You might be interested in
If the earth was a guava fruit, the space where the seeds are would be the core/mantle​
Bezzdna [24]
Good analysis lol ...
8 0
3 years ago
Read 2 more answers
Someone plss help me ASAP
Crank

Answer:

18

Explanation:

You add the two numbers on the bottom left (8 and 32) and then subtract the number On the bottom middle right (22) from it (40-22=18) and then the answer to that gives you the answer of how much water is produced.

hope that helped :)

8 0
3 years ago
Which of the following reasons best explains why water isn
Sholpan [36]

Answer:

the wax is a nonpolar substance that will not mix with polar water

Explanation:

Water is polar by due to the uneven distribution of charge between the hydrogen and oxygen. T=This automatically eliminates options 3 and 4.

Wax on the other hand is a non polar substance. Due to this non polar characteristic, it would not dissolve in water. The correct option is;

- the wax is a nonpolar substance that will not mix with polar water

3 0
3 years ago
Corn plants and milkweed plants grow in the same area. Over several years, the milkweed plants have taken over the field and the
Katyanochek1 [597]

Answer:

This question is incomplete, the complete part of the question is as follows:

This best demonstrates which type of an interaction between the plants?

A. cooperation

B. parasitism

C. commensalism

D. competition

The answer is D

Explanation:

Organisms in their natural environment interact with one another in so many ways. The ways by which this interaction occurs are; competition, predation, commensalism etc.

Competition is the interaction between two organisms in which one or both organisms are harmed due to limited resources. Competition occurs when the organisms involved occupy the same niche or utilize the same limited resources.

In this question involving corn plants and milkweed plants. They are said to grow in the same area. Over several years, the milkweed plants have taken over the field and the corn plants no longer have space to grow. In this case, there is a limited space for growth, hence, the corn plant and milkweed COMPETE.

8 0
3 years ago
Mandy is testing an unknown solution to determine whether it is an acid or a base. she places a piece of red litmus paper into t
Umnica [9.8K]
<span>The answer is Mandy’s solution is a Base/Alkaline solution. Alkaline solution turns red litmus blue while acidic solution turns blue litmus red. In acidic solution, the red litmus remains red while in alkaline solution, the blue litmus remains blue. However, litmus paper can never tell you the exact pH number of a solution</span>




3 0
4 years ago
Read 2 more answers
Other questions:
  • What do chemical equations show?
    7·1 answer
  • Absolute zero is A. the temperature at which the motion of particles theoretically ceases. B. defined as 0°C. C. the triple poin
    8·2 answers
  • A liquid that occupies a volume of 9.0 L has a mass of 7.2 kg. What is the density of the liquid in kg/L
    13·1 answer
  • Which of the following are descriptive of the neutral atom with the electron configuration of 1s22s22p3?
    11·2 answers
  • What happens to a liquid when it releases enough energy?
    14·1 answer
  • what will happen to water in a cup if the cup is placed inside a sealed bag and left in a warm area ?
    7·2 answers
  • Istinguish between ionic and molecular compounds in terms of the basic
    13·1 answer
  • A beach ball and a bowling ball were sitting on a shelf. Someone bumped the shelf and the bowling ball and beach ball rolled off
    8·1 answer
  • I need help...<br><br> I need a lab conclusion on acids and bases.
    7·1 answer
  • Charles's law states the relationship between the temperature and volume of a gas. Based on your observations so far, state Char
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!