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HACTEHA [7]
3 years ago
5

In order for an atom to have a zero charge, every proton, which has a charge of +1, must be matched with an electron, which has

a charge of -1. A helium atom has 2 protons and 2 electrons. Explain why a helium atom has a zero charge.
Mathematics
1 answer:
Hitman42 [59]3 years ago
3 0

Answer:

A helium atom has no charge, which means it has an oxidation number of 0. ... Since the numbers of protons and electrons are equal, the positive charge of the protons and the negative charge of the electrons add up to zero.

Step-by-step explanation:

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Please help quickly !!
Salsk061 [2.6K]

Since these are right triangles, we can use Pythagorean Theorem.

Pythagorean Theorem: a^2 + b^2 = c^2

50^2 + 20^2 = c^2

2500 + 400 = c^2

2900 = c^2

c = sqrt[ 100 * 29]

c = 10 sqrt[29]

In the boxes, a = 10, b = 29.

Hope this helps!! :)

8 0
3 years ago
Please help me i beg 0-0
daser333 [38]

Answer:

Try using photo math it helps

Step-by-step explanation:

8 0
3 years ago
How do you solve an inequality?
marshall27 [118]

Step-by-step explanation:

To solve an inequality use the following steps: Step 1 Eliminate fractions by multiplying all terms by the least common denominator of all fractions. Step 2 Simplify by combining like terms on each side of the inequality. Step 3 Add or subtract quantities to obtain the unknown on one side and the numbers on the other.

4 0
3 years ago
S(n) is a function that square numbers it can be written in equation from as S (n) = N squart 2 what is the value of S(11)
Pani-rosa [81]
f(n)=n^2 is what I think you mean
f(11)=11^2=121
7 0
4 years ago
(4x^2-2x-3)+(-3x^2+x+7) i know the answer i just need to show the work
timama [110]

Answer:

x² - x + 4

General Formulas and Concepts:

<u>Algebra I</u>

  • Combining Like Terms

Step-by-step explanation:

<u>Step 1: Define</u>

(4x² - 2x - 3) + (-3x² + x + 7)

<u>Step 2: Simplify</u>

  1. Combine like terms (x²):                    x² - 2x - 3 + x + 7
  2. Combine like terms (x):                      x² - x - 3 + 7
  3. Combine like terms (Z):                     x² - x + 4
3 0
4 years ago
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