A scientist is investigating which type of medicine would dissolve faster, a solid pill or a scoop of powder. Which hypothesis should the scientist develop given prior knowledge about surface area?
a. Powders have less surface area and will dissolve faster.
b. Powders have more surface area and will dissolve faster.
c. Solid pills have less surface area and will not dissolve.
d. Solid pills have more surface area and will take longer to dissolve.
Answers: 2
Chemistry, 22.06.2019 03:30
Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)
Answers: 1
Chemistry, 22.06.2019 05:30
The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland
Answers: 1
Chemistry, 22.06.2019 10:50
How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)
Answers: 2
Chemistry, 22.06.2019 21:30
What is the correct name for the compound cocl3? a) cobalt(i) chloride b) cobalt(i) chlorate c) cobalt(ii) chlorate d) cobalt(iii) chloride
Answers: 1
A scientist is investigating which type of medicine would dissolve faster, a solid pill or a scoop o...
History, 13.07.2019 00:00
English, 13.07.2019 00:00
Geography, 13.07.2019 00:00
Mathematics, 13.07.2019 00:00
Mathematics, 13.07.2019 00:00
Biology, 13.07.2019 00:00
Chemistry, 13.07.2019 00:00
Mathematics, 13.07.2019 00:00
Biology, 13.07.2019 00:00