Which is a homogeneous mixture? a. pure substance
b. element
c. solution
d. compound

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

What happens to the temperature of a substance when the average kinetic energy of its particles increases?