In the equation 2 H2 + O2 ? 2 H2O,
A) H2, O2, and H2O are all compounds.
B) H2, O2, and H2O are all elements.
C) only H2O is a compound.
D) only H2 and O2 are compounds.
Answer: C
You might also like to view...
Why may an algae living in deep ocean water have a different combination of pigments than a tree living above sea level?
What will be an ideal response?
The most common mode for the transmission of Schistosoma haematobium is ________.
A. contaminated meat B. opportunism C. contaminated water D. fecal-oral route E. fomites
A lichen is made up of which two types of organisms?
A. a fungus and a nonvascular plant species B. a fungus and an algal species C. an alga and a vascular plant species D. an alga and a nonvascular plant species E. a fungus and either an algal or bacterial species
Embryo splitting as a means of reproductive cloning is typically done at the 32- or 64-cell stage
Indicate whether the statement is true or false