8. A chemist collects oxygen gas over water at 22.00°C and 105.00 kPa according to the following reaction: 2KCIO3(s) + 2KCI(s) + 302(g).
Calculate the molar volume of dry oxygen gas if the chemist heats 40.0 g of potassium
chlorate? (5 marks)

Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring

Which description best characterization the motion of particles in a solid