Rank these solutions from the most alkaline (1) to least alkaline (5). pOH=0.5
pH=3.5
[OH-]=5.62*10-5 M
[H3O+]=3.16 * 10-7M
pH=0.5

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign

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