How many moles of h2o are produced when using 7 moles of h2

Ageologist determines that a sample of a mineral can't be scratched by a steel nail but can be scratched by a masonry drill bit. based on this information, the sample mineral has to be softer than a. orthoclase. b. fluorite. c. apatite. d. corundum.

Tell me the iupac names of the following alcohols:

Which are forms of frozen water? check all that apply. dew frost hail rain sleet