EMERGENCY! WORTH 100 POINTS AND BRAINLIEST TO FASTEST CORRECT ANSWER! Write a chemical equation for the combustion of each of the following substances. If a compound contains carbon and hydrogen, assume that
carbon dioxide gas and liquid water are produced.
a.) solid barium
b.) solid boron
c.) liquid acetone (C3H6O)
d.) liquid octane (C8H18)

This large tectonic plate is bounded on three sides by whats know as the ring of fire. what is the name of this tectonic plate? a) pacific plate b) eurasian plate c) north american plate d) indo- australian plate plz it's science but there's no option for science so i picked chemistry

Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?