What part of this equation represents the reactants?

SnO2 + 2H2? Sn + 2 H2O

A. SnO2

B. SnO2 + 2H2

C. Sn + H2O

D. Sn

Which type of force does a window washer want acting on him when trying to keep the same position

The atomic mass is important because A. it tells the size of the atom. B. it tells you the charge of the atom . C. it tells you the number of electrons.

Which mineral is softer than fluorite

If 32.0g cac2 are consumed in this reaction, how many moles of h2o are needed

A fault is a. a deep crack in the Earth b. the place where continents meet c. the boundary between a mountain and a valley d. the low place between two mountains

How do guys Make sperm?

Maya's playroom is 12 m2. The length of the room is 3 m. What is the width? 4 m 8 m 15 m 36 m

How many moles of each element are in this sample p2o3

Does uranium or barium nucleus have a stronger net force holding its protons

Which statement correctly compares DNA and RNA? DNA is made up of a single strand, and RNA is made up of a double strand. DNA is made up of a double strand, and RNA is made up of a single strand. Both DNA and RNA are made up of a single strand.