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Tasya [4]
2 years ago
13

Electrons in an outer or shell determine the chemical reactivity of atoms.

Biology
1 answer:
Firdavs [7]2 years ago
4 0

Answer:

The number of electrons in the outermost shell of a particular atom determines its reactivity, or tendency to form chemical bonds with other atoms.

Explanation:

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What is the significance of a chemical formula?​
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Answer:

<em>The </em><em>significance</em><em> of</em><em> </em><em>chemical</em><em> </em><em>formula</em><em> is</em><em> </em><em>that </em><em>it </em><em>tells </em><em>us </em><em>a </em><em>lot </em><em>about </em><em>the </em><em>chemical</em><em> </em><em>reaction</em>

<em>like </em><em>the </em><em>name </em><em>of </em><em>elements</em><em> </em><em>involved</em><em> in</em><em> it</em><em>,</em><em> </em><em>number</em><em> of</em><em> </em><em>atom </em><em>of </em><em>each </em><em>element</em><em> </em><em>and </em><em>it </em><em>also </em><em>shows</em><em> </em><em>that</em><em> </em><em>which </em><em>type</em><em> of</em><em> </em><em>reaction</em><em> is</em><em> </em><em>going</em><em> on</em>

<em>like </em><em>exothermic</em><em> </em><em>and </em><em>endothermic</em><em>,</em><em> </em><em>combination</em><em>,</em><em> decomposition</em><em> </em><em>etc </em>

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4 0
3 years ago
Drag two black mice into the Parent 1 and Parent 2 boxes. Click Breed to view the five offspring of these parents. What do the o
Irina-Kira [14]

Answer:

The correct answer is - All offsprings are black-furred mice.

Explanation:

In this case, the parent mice are black and a cross between these mice produces offspring one allele from both parents. Here, black fur is dominant over white fur.

All the babies are with dark fur colors, no whites as black is a dominant color, so it produces black due to cross between two true breeds.

     B    B

B   BB   BB

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4 0
2 years ago
What do crops of the green revolution need in order to produce higher yields?
Airida [17]

Answer:

These crops where improved  with technology, production of high-yielding variety, and improve farm practices. All these ensured  the crops of green revolution had increase yield.

Explanation:

Through  genetic engineering, high-yielding variety of cereals e.g wheat, maize, rice, were genetically engineered so that certain features which enhanced increased productivity were selected for.

Use of fertilization, the adoption of mechanization,good cropping and farming system are other factors which enhanced yield of these crops. Specifically, these crops were modified to enhance their Nitrogen uptake, which promotes rapid growths.

4 0
3 years ago
A school aged child is brought to the clinic by her parents. The parents state that the child will be engaged in some activity a
TiliK225 [7]

Answer:

Absence seizures

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it is caused by repeated electrical signals in the brain due to interference  in the synaptic transmission and also  to alterations in levels of Neurotransmitters .

Staring into empty space,

Fluttering of eyelids

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Treatment is with medications.,

8 0
3 years ago
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ZanzabumX [31]

Answer:

they use light energy to make food for the plant

Explanation:

This organelle is where light is taken and transformed into chemical energy and food.

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3 years ago
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