In order to convert 121 dm to mm one needs to multiply by ...

[soccerdreamer_17]

In order to convert 121 dm to mm one needs to multiply by ________.
 
  A) 107
  B) 102
  C) 10-2
  D) 10-5

Question 2

For the following balanced reaction, which of the following is a gas? 2 Na(l) + Cl2(g)  2 NaCl(s)
 
  A) Na
  B) 2 Na
  C) Cl2
  D) Cl
  E) NaCl

Question 3

How many electrons are gained or lost in the following half-reaction? Zn  Zn2+
 
  A) 2 electrons are lost
  B) 1/2 electron is gained
  C) 1/2 electron is lost
  D) 2 electrons are gained
  E) 4 electrons are gained

Question 4

Which of the following is not a saccharide?
 
  A) cellulose
  B) carbohydrates
  C) glycogen
  D) starch
  E) All of the above are saccharides.

[jessofishing]

Answer to Question 1

B

Answer to Question 2

C

Answer to Question 3

A

Answer to Question 4

E

[soccerdreamer_17]

Gracias!

[matt95]

Excellent