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pantera1 [17]
2 years ago
13

Hellpp I don’t understand this

Chemistry
1 answer:
Marysya12 [62]2 years ago
4 0

Answer:

Can you repost this but flip it? It’s upside down rn

Explanation:

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For the following unbalanced equation: Cu(s) + AgNO₃(aq) ➞ Cu(NO₃)₂(aq) + Ag(s) if 1.50 moles of copper and 3.00 moles of silver
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Use the periodic table to answer this question. Decomposing calcium carbonate yields calcium oxide and carbon dioxide. What info
erik [133]
This may help you

First write and balance the equation, being: CaCO3 - CaO + CO2 Then, using the periodic table, find the molecular masses of CaCO3 and of CaO, finding their ratio. That will be 100g:56g or 0.1kg:0.056kg. Since you have 4.7kg of CaCO3, it corresponds to Xkg of CaO. Making x the subject, it should be X= 4.7*0.056/100=0,002632

4 0
3 years ago
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How did Ernest Rutherford's experiment relate to J.J. Thomson's work?
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Answer:

D

Explanation:

I am sorry if wrong

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3 years ago
according to the balanced chemical equation below,how many grams of h20 are produced if 3.98g of co2 were produced. 2C18H18 + 25
telo118 [61]

Answer:

Primero debes usar los gramos de co2 y luego buscar su peso molecular, luego de eso usar la relación de moles entre CO2 y H2O y por último buscar el pm del H2O pata ver cuantos gramos de produce.

Explanation:

3 0
3 years ago
Which compound plays an important role in leather processing and electroplating?
Margaret [11]

<u>Answer;</u>

  • Hydrochloric acid

<u>Explanation;</u>

  • Hydrochlorc acid plays a vital role in leather processing and electroplating.
  • Hydrochloric acid has a number of important applications in real life these includes; fertilizers, and dyes, textile, in electroplating, rubber and in the photographic industries.
  • Electroplating is the process that involves coating a metal using another metal for the purpose of improving their appearance or preventing rusting.
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3 years ago
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