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kiruha [24]
3 years ago
12

An atom of a certain element has 21 protons, 21

Mathematics
1 answer:
Lorico [155]3 years ago
3 0
45-21=24 neutrons :)

As the generally accepted mass of an electron is 0. So, to find the mass of neutrons, minus the protons from the total mass.
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A:104<br> B:24<br> C:240<br> D:26 <br> Help me
trapecia [35]

Answer:

W = 24

Step-by-step explanation:

Is means equals and of means multiply

W = 48% * 50

Change percent to a decimal

W = .48 * 50

W = 24

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I think it would be each girl scored 2 points, and each boy only scored one. :)

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Fantom [35]
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3 years ago
What pair of numbers has the geometric mean of 44
PSYCHO15rus [73]
Basically any two numbers whose product is 44^2 = 1936. 
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3 years ago
Figure WXYZ is transformed using the rule. Point W of the pre-image is at (1, 6)
Irina18 [472]

Answer:

d. (3, 8)

Step-by-step explanation:

the coordinates of point W " on the final image is (3 8) Solution-means first the point is translated left by 4 units and translated up by 2 units then it is reflected across y axis. (the rules follow right to left approach) The co-ordinate of point W is ( 1 6 ). After 4 units translation to left and 2 units translation to up the co-ordinates

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