How many moles of KB1O3 are required to prepare 0.0700 moles of Br2 according to the reaction:
KB1O; + 5KBr + 6HNO3 -> KNO3 + 3Br2 + 3H2O

At stp, what is the volume of 1 mole of co2?

3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6