when heated, kclo3 decomposes into kcl and o2. if this reaction produced 60.3 g of kcl, how much o2 was produced (in grams)? the equation is > 2kcl+3o2

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

Which suspect most likely committed the robbery and how do you know

Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .