What is the term for a decimal system of measurement with base ...

[dbose]

What is the term for a decimal system of measurement with base units for length, mass, and volume?
 
  A) English system
  B) metric system
  C) troy system
  D) all of the above
  E) none of the above

Question 2

Which ion shown below does not exist?
 
  A) Y4+
  B) Y2+
  C) Y+
  D) Zr4+
  E) Nb3+

Question 3

The formula weight of FeCl36H2O is ________.
 
  Fill in the blank(s) with correct word

[shaquita]

Answer to Question 1

B

Answer to Question 2

A

Answer to Question 3

270.294

[dbose]

Great answer, keep it coming

[bigsis44]

Thanks for the timely response, appreciate it