Objects become positively charged by

Answers

Answer 1
Answer: by loosing electrons

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Example of ionic compounds and polar compounds

Answers

Answer: If the electronegativity difference between the atoms is greater than 2.0, the bond is ionic. Ionic compounds are extremely polar molecules. Examples of polar molecules include: Water - H2O.

Hope this helps!!! Good luck!!! ;)

What determines the path that an object in projectile motion follows?

Answers

Answer:

Explanation:

A projectile is an object in motion from space that enters the earth's atmosphere. When it gets to the earth, it is pulled by the force of earth's gravity. As it enters earth's atmosphere, its inertia determines its path. The mass of the object determines its inertia.

A 20% acid solution is mixed with a 70% acid solution to get 50 liters of a 40% solution. Which of the following expressions is equal to 4(50)?A.) 0.2x + 0.7y
B.) 2x + 7y
C.) x + y

Answers

The answer is 20%(x) +70%(y)
Then you change the percent to decimal

The answer is A. .2x+.7y

C.) x + y hope this helps

What is the difference between an eco region and an ecosystem?

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Both biome and ecoregion are ecological terms. Biome refers to a major regional group of plant and animal communities adapted to the natural environment. Biome can be of two types: terrestrial(land) andaquatic(water). Ecoregion, which is an abbreviated form of ''ecological region', refers to a smaller class. Each biome consists of severalecoregions, an ecoregion(also called bioregion) covering a realm of land/water having geographically distinctive communities, sharing the same envoronmental conditions and ecological dynamics.

Yes, an ecoregion does consist of different ecologically distinctive communities and species.

How many chromosomes does a child inherit from his or her parents?23 from the mother and 23 from the father
46 from the mother
46 from the father
6 rom the mother and 46 from the father

Answers

Half from the mother and half from the father. So the answer is 23 from the mother and 23 from the father.

Answer: 23 from each parent

Explanation: EDGE 2020

What is the main difference between ferns and mosses​

Answers

Mosses and Ferns are two types of primitive plants.Mosses belong to the phylum Bryophyta whereas Ferns belong to the pyhlum Pteridophyta.Also Mosses are non-vascular plant whereas Ferns are vascular plants. Hoped it helped!