[Answered] What is the chemical formula of rhenium(VII) oxide? A) ReO7 B) ReO4 C) Re2O7 D) ...

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Author Question: What is the chemical formula of rhenium(VII) oxide? A) ReO7 B) ReO4 C) Re2O7 D) ... (Read 48 times)

Destiiny22

Hero Member
Posts: 557

on: Aug 27, 2018

What is the chemical formula of rhenium(VII) oxide?

A) ReO7
B) ReO4
C) Re2O7
D) Re3O6

Question 2

The U.S. Mint produced pure silver quarter commemorative coins in 1992, each coin weighing 5.67 g. How many silver atoms are present in each coin?

A) 6.02 1023
B) 3.15 1022
C) 1.14 1023
D) 1.14 10-23

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cclemon1

Sr. Member
Posts: 312

Reply #1 on: Aug 27, 2018

Answer to Question 1

C

Answer to Question 2

B

Destiiny22

Member
Posts: 557

Reply 2 on: Aug 27, 2018

Gracias!

jomama

Member
Posts: 346

Reply 3 on: Yesterday

Wow, this really help

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