The value for Z for an atom containing 47 protons, 47 electrons, ...

[P68T]

The value for Z for an atom containing 47 protons, 47 electrons, and 60 neutrons is
 
  A) 13.
  B) 47.
  C) 60.
  D) 107.
  E) 154.

Question 2

Magnesium burns in air with a dazzling brilliance to produce magnesium oxide: 2Mg(s) + O2(g)  2MgO(s) When 4.00 g of magnesium burns, the theoretical yield of magnesium oxide is ________ g.
 
  A) 4.00
  B) 6.63
  C) 0.165
  D) 3.32
  E) 13.3

Question 3

The chlorate, bisulfate, and chromate anions are called oxyanions.
 
  Indicate whether the statement is true or false

[TheDev123]

Answer to Question 1

B

Answer to Question 2

B

Answer to Question 3

TRUE

[P68T]

TYSM

[TheNamesImani]

Gracias!