After burning for three hours, a candle has lost half of its mass. Explain why this example does not violate the law of conservation of mass.

Which statements are true about electrolysis? check all that apply. electrolysis requires an acid be present. electrolysis is described by two half-reactions. electrolysis is not an industrial process. electrolysis results in commercially valuable products. electrolysis involves the transfer of electrons. reduction results in the loss of electrons. oxidation results in the loss of electrons.

During which time interval does the object travel approximately 10 meters

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3