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Water has a mass per mole of 18.0 g/mol, and each water molecule (H2O) has 10 electrons.
(a) How many electrons are there in 5 liters of water? (A liter is 1.00 10-3 m3)
(b) What is the net charge of all these electrons?

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Analyn Tolentino
Analyn TolentinoLv10
21 Nov 2020

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Related questions

(a) Calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. Silver has 47 electrons per atom, and its molar mass is 107.87 g/mol.

(b) Imagine adding electrons to the pin until the negative charge has a very large value 1.00 mC. How many electrons are added for every 109 electrons already present?

 
 
 
 

a. Calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. Silver has 47 electrons per atom, and its molar mass is 107.87 g/mol.

b. Imagine adding electrons to the pin until the negative charge has the very large value 1.00 mC. How many electrons are added for every 109 electrons already present?

(A) Calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. Silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (B) Imagine adding electrons to the pin until the negative charge has a very large value of 1.00 mC. How many electrons are added for every 109 electrons already present?

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