Which one of the following is the weakest acid in water__________________?
A. HF
B. HCI
C. HBr
D. HI
A. HF
B. HCI
C. HBr
D. HI
A. 6.0
B. 6.5
C. 7.0
D.7.5
Milk fresh from the cow typically has a pH between 6.5 and 6.7. The pH of milk changes over time. As milk goes sour, it becomes more acidic and the pH gets lower. This occurs as bacteria in milk convert the sugar lactose into lactic acid
A. The presence of Oxygen
B. The presence of Hydrogen
C. The absence of Oxygen
D. The presence of excessive Oxygen
A. Hydroxide ions to reach anode
B. Chlorine gas to mix
C. Cathode to decay
D. All of the above
A. Cl2
B. O3
C. ClO2
D. both B & C
A. constitutive property
B. additive property
C. colligative property
D. intrinsic property
A. Intermolecular attraction and infinite volume
B. Elastic collisions and finite volume
C. Intermolecular attractions and finite volume
D. Intermolecular attraction only