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Reika [66]
3 years ago
5

Group 1 A elements have similar properties because they

Mathematics
2 answers:
Delicious77 [7]3 years ago
7 0
D. Have the same number of valence electrons
marshall27 [118]3 years ago
4 0

Answer:

C. Need the same number of electrons to fill their valence shells

D. Have the same number of valence electrons

Step-by-step explanation:

Yes I know I answered a year late, the reason why I answered this is because so other people that have this question would know both of the correct choices. If you want to you could give this brainlest, you don't have to if you don't want. To be honest I don't really care if you do or not.

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Seven more than the quotient of a number and 2 is -4
Rzqust [24]

Answer:

x/2 + 7 = -4

Step-by-step explanation:

7 more just means plus 7

a quotient of a number and blank basically is 'a number' (usually x) over a the number given if that makes sense. so in our scenario its x/2

'is' basically means is equal to

put it all together and you get x/2 + 7 = -4

hope this helps <3

5 0
3 years ago
For how many values of x: (4.9 cm &lt; x &lt; infinity) is it true that ex = 0?
RUDIKE [14]
E^x is not zero for any finite value of x.

The number of values for which e^x is zero is zero.
5 0
3 years ago
3/14 - 1/7= how much
Fofino [41]
3/14 - 1/7 
= 3/14 - 2/14
= 1/14

so, 3/14 - 1/7 = 1/14
7 0
4 years ago
Read 2 more answers
What is the graph of y = [x] - 2?
FromTheMoon [43]

Answer:

Find a x-inercept, subtract that by two, and that's your y intercept.

example; x= 5

5 - 2 = 3

y = 3

cordinates ; (5, 3)

Hope this helped! PLease mark as brainliest! Thanks!

Step-by-step explanation:

3 0
3 years ago
Simplify the expression. <br><br> [90 – (12 + 13)](15 ÷ 3)
slega [8]
[90-(12+13)](15:3)= \\\\=(90-25)*5=\\\\= 65*5=\\\\=\boxed{325}
6 0
3 years ago
Read 2 more answers
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