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Rainbow [258]
3 years ago
12

How do you calculate % error in chemistry

Chemistry
1 answer:
elixir [45]3 years ago
6 0

Divide the error by the exact or ideal value (i.e., not your experimental or measured value). This will give you a decimal number. Convert the decimal number into a percentage by multiplying it by 100. Add a percent or % symbol to report your percent error value.

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How many grams of beryllium phosphate are produced when 38 grams of beryllium oxide react with iron (III) phosphate?
Irina-Kira [14]

solve using the chemical equation and molar mass

Explanation:

3 0
3 years ago
Indicate whether the pair of structures shown represent stereoisomers, constitutional isomers, different conformations of the sa
aalyn [17]

The structures shown are examples of Constitutional Isomer.

In Chemistry, an isomer refers to a molecule that is similar to another but has differences. These differences can be:

  • A difference in the constitution: The molecules have the same formula but the connectivities between elements or arrangement is different.
  • Arrangement in space: The molecules have the same formula and connectivity, but they look different to do an arrangement in space of a position.

The molecules shown have the same formula because the elements in each pair are the same. However, the way these elements are connected is slightly different because the Br and the CH3 are connected to different carbons.

Based on this, the difference is the connectivity or constitution, and therefore these are constitutional isomers.

Learn more in: brainly.com/question/17125223

4 0
2 years ago
Write the charge balance for an aqueous solution of arsenic acid, H3AsO4, in which the acid can dissociate to H2AsO24 , HAsO24 2
lilavasa [31]

Answer:

Kindly check the explanation section.

Explanation:

When the Arsenic acid,H3AsO4 is put in water it dissociates to form or give out 1 proton, 2 protons or 3 protons that is 1H^+, 2H^+ and 3H^+. Check the equation showing the dissociation reactions as given below;

H3AsO4 ===========> H^+ + AsO4^-

H3AsO4 ===========> 2H^+ + AsO4^2-

H3AsO4 ===========> 3H^+ + AsO4^3-

Therefore, the total charge balance is given as:

[H^+] =[OH^-] + [ AsO4^-] + 2[ AsO4^2-] + 3[ AsO4^3-].

Kindly note that the [OH^-] is from water.

8 0
3 years ago
Can someone answer these will give brainliest
sukhopar [10]

Answer:

acid base --

Explanation:

i dont thimk im that smart lol sorry

6 0
3 years ago
What increases OH ions​
hram777 [196]

Answer:

A base.

Explanation:

Basic solutions give OH- ions.

7 0
4 years ago
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