Question

Calulate the number of copper atoms in 0.3175g of Cu
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Answer 1

Answer:

Calculate the number of Cu atoms in 0.3175 g of Cu. =30.11×1020 = 30.11 × 10 20 Cu atoms.

Explanation:

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Answer 2

$\huge \red{answer}$

the number of copper atoms in 0.3176g of copper is

$\red{30.11 \times 1020}$

$\green{more \: about \: copper}$

• symbol ------–» Cu
• electronic configuration ––––» 3d¹⁰4s¹
• Atomic mass no of cu ---------» 63.546u
• atomic no ---------»29
• melting point of cu ---------»1085°C

Copper is used for electrical suppliments like electric wire and motors

copper Conduct heat very well therefore copper is used for electrical suppliments

copper name is made from Latin word (cuprium)

copper is mainly found in mines (Mexico and cilli)

these two countries produce large amount of copper

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