Drag each label to the correct location. Match the chemical equations to the appropriate types of chemical reactions. H2CO3→H2O + CO2 8Cu + S8→ 8 CuS BaCO3→BaO + CO2 P4 + 5O2→ 2P2O5 KClO3→KCl + O2 8Fe + S8→ 8FeS

Why cooking gas has a typical smell

Two vectors are shown. which statement best compares the vectors? vector x has greater magnitude than vector y. vector y has greater magnitude than vector x. the vectors have the same displacement. the vectors have the same direction.

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.