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andriy [413]
3 years ago
7

What Period would this element be in?

Chemistry
1 answer:
AlladinOne [14]3 years ago
5 0

Answer:

Period 2

Explanation:

From the picture provided, I am guessing this is Fluorine. Normal Fluorine has 9 protons, electrons, and atomic number. Thus, it can be found in the second period.

***Period # = # of electron shells

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ara h 6 complements ara h 2 as an important marker for ige reactivity to peanut audrey e. koid,† martin d. chapman,†
frez [133]

Purified Ara h 6 will be helpful for research into the immunological mechanisms underlying peanut allergy, including molecular and cellular studies, diagnostic IgE antibody testing, and clinical trials.

1.4% of children and 0.6% of adults in the United States suffer from the food allergy peanut. Approximately 1.8% of youngsters in the UK are allergic to peanuts. Food allergies to milk, eggs, and wheat are often outgrown by children, while allergies to peanuts are more persistent and frequently last into adulthood. As little as 0.4 g of peanut is required to cause milder allergic reactions like rashes, angioedema, and gastrointestinal problems. However, peanut is also one of the leading causes of severe, sometimes fatal anaphylactic reactions.

Learn more about immunological here-

brainly.com/question/14928087

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7 0
2 years ago
4. A handful of sand has a mass of 208 g and displaces a volume of 80.0 mL. Calculate its
DerKrebs [107]

Answer:

<h2>2.6 g/mL</h2>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume} \\

From the question we have

density =  \frac{208}{80}  = 2.6 \\

We have the final answer as

<h3>2.6 g/mL</h3>

Hope this helps you

7 0
3 years ago
In the reaction HCl + KOH ® KCl+ H2O, the spectator ions are:
Lilit [14]
Spectator ions are zero(0) due to change of chemical reaction and absence of ions above the compound.
4 0
3 years ago
The total number of sodium atoms in 46.0 grams of sodium<br> is
marusya05 [52]
The answer is 2.0, and it is because
3 0
3 years ago
Explain why Statutes coated with white lead on long exposure to atmosphere
g100num [7]

Answer:

Its because once you go black, there's no going back

Explanation:

8 0
3 years ago
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