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DanielleElmas [232]
3 years ago
5

Atoms contain charged particles called protons and electrons. Each proton has a charge of +1, and each electron has a charge of

–1. A sulfur ion has 16 protons and 18 electrons. Find the net charge. PLEASE HURRY!!
Mathematics
2 answers:
Rashid [163]3 years ago
6 0
Given:
Sulfur ion has 16 protons and 18 electrons.

Protons have a charge of +1
electrons have a charge of -1

(16 protons * +1 charge) + (18 electrons * -1 charge) = +16 - 18 = -2

The net charge is -2.


maks197457 [2]3 years ago
6 0
Sulfur ion has 16 protons and 18 electrons.
Protons have a charge of +1electrons have a charge of -1
(16 protons * +1 charge) + (18 electrons * -1 charge) = +16 - 18 = -2
The net charge is -2.
There you go.

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During the 2019 regular season, the Washington Nationals professional baseball team won 93 games and lost 69 games. What percent
mote1985 [20]

The percentage of its games that the team won is 57.4%

Step-by-step explanation:

The percentage of an Event = (Number of favorable outcomes / Total

number of possible outcomes) × 100%

During the 2019 regular season, the Washington Nationals professional

baseball team won 93 games and lost 69 games

We need to find the percentage of its games that the team won

1. Find the total number of games

2. To find the percentage of win, divide the number of the won games

    by the total number of games and multiply the quotient by 100%

3. To find the percentage of lose, divide the number of the lost games

    by the total number of games and multiply the quotient by 100%

∵ The team won 93 games

∵ The team lost 69 games

∴ The total number of games = 93 + 69 = 162 games

∵ P(won) = [n(won)/n(all)] × 100%

∵ n(won) = 93

∵ n(all) = 162

∴ P(won) = \frac{93}{162} × 100%

∴ P(won) = 57.4%

The percentage of its games that the team won is 57.4%

Learn more:

You can learn more about percentage in brainly.com/question/12960754

#LearnwithBrainly

8 0
3 years ago
Find the ratio of cans of fruit to the total number of food items collected.
Butoxors [25]
First add all the items together:

6 + 4 + 7 + 4 = 21

then we compare 6 and 21 and look for common factors, 6 and 21 have the common factor 3 so we divide them both by 3 to get 2 and 7. since 2 and 7 have no common factors our answer is

2:7

This means for every 2 cans of fruit there are 7 total items and vice versa.
3 0
3 years ago
Can someone please help me
nadya68 [22]

Answer:

<u>Right</u><u> </u><u>option</u><u> </u><u>is</u><u> </u><u>B</u><u>.</u><u> </u>

Step-by-step explanation:

\sf  \longrightarrow \frac{ \sec x \sin( - x)  +  \tan( - x) }{1 +  \sec( - x) }  \\  \\  \sf \longrightarrow  \frac{ \sec x( -  \sin x) -  \tan x}{1 +  \sec x}  \\  \\  \sf  \longrightarrow   \frac{  - \frac{1}{ \cos x } \times  \sin x -  \tan x }{1 +  \sec x}  \\  \\  \sf  \longrightarrow \frac{ -  \tan x -  \tan x}{1 +  \sec x}   \\  \\  \sf  \longrightarrow  \frac{ - 2 \tan x}{1 +  \sec x}  \\  \\  \sf \longrightarrow   \frac{  \frac{ - 2 \sin x}{ \cos x} }{1 +  \frac{1}{ \cos x} }  \\  \\  \sf  \longrightarrow  \frac{  \frac{ - 2 \sin x}{ \cos x} }{ \frac{ \cos x + 1}{ \cos x} }  \\  \\     \boxed{  \sf{\longrightarrow \frac{ - 2 \sin x}{ \cos x + 1}  }}

4 0
1 year ago
A map of the Hill Park hiking trails uses the scale
Makovka662 [10]

Answer:

wish i could help

Step-by-step explanation:

1

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2

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7 0
2 years ago
Add the following two numbers in scientific notation.
strojnjashka [21]

Answer:

3.31 x 10^4

Step-by-step explanation:

3.111 x 10^4 is 31110

2 x 10^3 is 2000

31110 + 2000 = 33100 or 3.31 x 10^4

4 0
1 year ago
Read 2 more answers
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