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serious [3.7K]
4 years ago
6

Which compound contains both ionic and covalent

Chemistry
1 answer:
DedPeter [7]4 years ago
6 0
(1) CaCO3 is your answer. The positive ion is \text{Ca}^{2+ and the negative radical ion is \text{CO}_3^{-}. There exists covalent bonds between the carbon and oxygen atoms in the \text{CO}_3^{-}.
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Can someone please help me out with my homework. I don't understand this at all and it's due tomorrow 1st period. Thx
IrinaVladis [17]
2.

move constantly

3.
solid - definite shape and volume

liquid - only definite volume

gas - none.

4.

The particles of gases have large interparticular space between them and they move constantly and sometimes these particles move away leading to change in volume but in case of solids the particles are packed tightly with low interparticular spaces and high interparticular force.

5.

shown in image above.

6 0
3 years ago
What is the function of the digestive system? why is it important to the body?
tangare [24]

The digestive system is made up of the gastrointestinal tract—also called the GI tract or digestive tract—and the liver, pancreas, and gallbladder. The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus. The hollow organs that make up the GI tract are the mouth, esophagus, stomach, small intestine, large intestine, and anus. The liver, pancreas, and gallbladder are the solid organs of the digestive system.

The small intestine has three parts. The first part is called the duodenum. The jejunum is in the middle and the ileum is at the end. The large intestine includes the appendix, cecum, colon, and rectum. The appendix is a finger-shaped pouch attached to the cecum. The cecum is the first part of the large intestine. The colon is next. The rectum is the end of the large intestine.

Digestion is important because your body needs nutrients from food and drink to work properly and stay healthy. Proteins, fats, carbohydrates, vitamins NIH external link, minerals NIH external link, and water are nutrients. Your digestive system breaks nutrients into parts small enough for your body to absorb and use for energy, growth, and cell repair.

  • Proteins break into amino acids
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Each part of your digestive system helps to move food and liquid through your GI tract, break food and liquid into smaller parts, or both. Once foods are broken into small enough parts, your body can absorb and move the nutrients to where they are needed. Your large intestine absorbs water, and the waste products of digestion become stool. Nerves and hormones help control the digestive process.

7 0
3 years ago
_______ are hollow spaces in the earths crust?.
netineya [11]
I think that answer would be caves 
6 0
3 years ago
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The European Union's support for the Common Agricultural Policy illustrates why strategic trade policy is problematic. In this i
den301095 [7]

In this instance, the government was influenced by interest groups to the detriment of consumers

<u>Explanation:</u>

Interest groups perform a vital part in the manner that defines economic policy. Trade is a field where interest groups ought implied particularly noticeable. Groups depicting workers and firms appraised prominently in the assurance yielded the U.S. steel, automobile, textile, and footwear manufacturers.

Agricultural interests remained powerful and efficient in promoting the Common Agriculture Policy of the European Community. Interest groups and NGOs have frequently examined trade interventions.   Many policy sectors are now "congested" with an extended amount of interest groups, ending in struggles to transfer agreement in all policy sector

6 0
4 years ago
Name this compound: gaas
slamgirl [31]
The correct answer among the choices given is option B. The name of the compound GaAs is gallium arsenide. It is a compound of the elements gallium and arsenic. It found an application in the manufacture of devices such as microwave, infrared LED, laser diodes and solar cells.
6 0
3 years ago
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