Answer:
D. Quantitative
Explanation:
Quantitative observation deals with numbers, or amounts.
Qualitative observation deals with de- scriptions that cannot be expressed in numbers.
Answer:
Dissolving a salt of a weak acid or base in water is an example of a hydrolysis reaction. Strong acids may also be hydrolyzed. For example, dissolving sulfuric acid in water yields hydronium and bisulfate.
Explanation:
The specific heat of aluminum is 0.902 J/gC. E=m*cp*delta T, or
125*0.902*(95.5-19)= 8630 J
Answer:
B
Explanation:
hope the picture helps you to understand:)
