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Mademuasel [1]
3 years ago
15

How did mendeleev arrange the elements ?

Mathematics
1 answer:
Blababa [14]3 years ago
4 0
Mendeleev realized that the physical and chemical properties of elements were related to their atomic mass in a 'periodic' way, and arranged them so that groups of elements with similar properties fell into vertical columns in his table.
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The dimensions of a rectangular garden is 3 m by 10 m. When both dimensions are increased by equal amounts, the area of the gard
Ksju [112]

Answer:

5 by 12 m

Step-by-step explanation:

The area for rectangle is LxW

The original area is 3*10, or 30 meters.

When both dimensions are increased, now the area is 60.

We can now inch up slowly to see what works:

3.5 and 10.5=36.75 X

4 and 11=40 X

5 and 12=60 YES!

The new dimensions of the garden are 5 m by 12 m, increased by 2, and the new area is 60 meters^2.

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3 years ago
DIFFERENT WORDS, SAME QUESTION Which is different?
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The third choice is different.

The other three you need to roll a 1 first.

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3 years ago
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You should win 4 games and a tie to get that 75% or get 5 wins
8 0
4 years ago
2.13 x 10^24 molecules of water is how many moles of water?
pishuonlain [190]

Answer:

1 mole of anything = 6.023 * 10^23

2.13 * 10^24 divided by 6.023 * 10^23 =

3.54 moles

Step-by-step explanation:

5 0
3 years ago
I need help solving the inequality 2m ≤ 18
Zanzabum

Imagine the <  is an equal sign.

How would you solve 2m = 18 ? You would divide both sides by 2.

Do the same for the inequality:

2m\leq 18     <em>(Divide both sides by 2)</em>

m\leq 9

_________________________________________

Answer:

m\leq 9

6 0
3 years ago
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