Hòa tan đồng thời 0,1 mol HCl và 100 mL dung dịch H2SO4 1M vào nước đuqọc 6 lít dung dịch X. Tính pH dung dịch X

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

How many moles of oxygen gas are produced from the decomposition of six moles of potassium

4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.