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jok3333 [9.3K]
3 years ago
13

I’ll give brainliest. Help me please

Chemistry
1 answer:
Doss [256]3 years ago
7 0
I picture is unclear but
I can help if u send me it
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How much does 2.17 mole of CU weigh?
Sergio [31]

Answer:

137.9035 g

Explanation:

1 mole of copper in grams is 63.55 g

2.17 mole of Cu weighs 137.9035 g (63.55x2.17)

6 0
3 years ago
Although objects can go through physical and changes, the amount of matter in those objects remains the same. This is known as t
Liula [17]
The question above is incomplete, the options attached tot he question are given below:
A. A structure made of building blocks.

 The blocks of the same structure bundled in a pile.

B.  A snowman.

 The melted remains of the same snowman.

C. A lump of clay.

The same lump broken into three pieces.

D. 1 cup of water and one gram of salt, separated.

 The same cup of water with one gram of salt mixed in.

E. One apple.

 The same apple cut into slices.

ANSWER:

The correct options are these:

B. A Snowman and the melted remain of the same snowman.

C. Lump of clay and the same clay broken into three pieces.

E. One apple and the same apple cut into slices.

For all the three answers listed above, the mass of the pairs will remain the same because nothing has been taken out of them and nothing is added to them, they were just changed from one form to another. The other options are wrong because, something got added to the original material. 

 

 


4 0
3 years ago
137g of Ba + ______ g oh I --> 391g of BaI2
sertanlavr [38]

Answer:

Explanation:

Is it worth it? Joy

7 0
3 years ago
A tropical climate is a wet climate. Consider a city like Bogota, Colombia which has a tropical climate. Does a tropical climate
dlinn [17]

Answer:

No, It will mean lot of rains but not every day

Explanation:

In wet tropical climates, the high clouds trap a lot of heat while balancing incoming and outgoing heat energy. When the number of heat trapping cloud remains very low, then the unstable cool air above the clouds cause lot of rain.

Hence, there will rain frequently but no everyday

8 0
3 years ago
2. Sodium reacts with oxygen to form sodium oxide and has the following balanced chemical equation: 4 Na + O2 --> 2 Na2O. Whe
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2 years ago
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