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kiruha [24]
3 years ago
10

Are erasers made from rubber?

Chemistry
2 answers:
Sunny_sXe [5.5K]3 years ago
6 0
YES!
Most erasers are made from synthetic rubber
svlad2 [7]3 years ago
3 0
<span> Less expensive </span>erasers<span> are </span>made<span> from synthetic </span>rubber<span>, but more expensive or specialized </span>erasers<span> are vinyl, plastic, or gum-like materials </span>
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How did the pH level and the water components level change after adding water to the battery acid?
ololo11 [35]
The pH level changed to 1.34 and the combination of the both made the mixture less acidic
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the pH level is 2.13 ,, again less acidic and the water molecules has increased to 3,28 x10(25)
7 0
3 years ago
The Concentration of C6H12O6 May be represented as?
Amiraneli [1.4K]

Answer:

A 12 oz Coca Cola contains 39g of sugar or C6H12O6. 

To calculate for the molarity of sugar in the soda, convert 39 grams of sugar to moles sugar:

39g/ 180.16 g/mol = 0.216 mol sugar

then, convert 12 oz to L:

12oz / (1oz/0.02957L) = 0.35484 L

therefore the concentration of sugar in the soda is:

M = mol sugar / L sol'n

   = 0.216 mol sugar / 0.35484 L

   = 0.609 M

Explanation:

6 0
3 years ago
Read 2 more answers
Not too sure about this one
Kazeer [188]

Answer:

It should be polarity

8 0
3 years ago
Please Help Weak Acid Base Problems!!!
DiKsa [7]

Answer:

The procedure for calculating the pH of a solution of a weak base is similar to that of the weak acid in the sample problem. However, the variable x will represent the concentration of the hydroxide ion. The pH is found by taking the negative logarithm to get the pOH, followed by subtracting from 14 to get the pH.

Explanation:

3 0
3 years ago
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which of the following is an electronic device that measures ph? a. a ph meter b. a molarity meter c. a hydroxide meter d. a hyd
NARA [144]
<span>Which of the following is an electronic device that measures pH?

</span><span>a. a pH meter</span>
4 0
3 years ago
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