If a liquid does not have a constant boiling point but it looks the same throughout, then the liquid is probably a homogeneous mixture. A liquid that does not have a constant boiling point would mean that it is not a pure liquid, it would be a mixture of different substances. As stated, the liquid is observed to be the same all throughout then it most likely is homogeneous. Homogeneous mixture are mixture which has the same composition of the components at any point of the mixture. So, it would have uniform properties as well. Examples of this type of mixture would be soda, coffee, tea and juices.<span />
Answer: Red blood cells
Explanation:
oxygen moves thru hemoglobin
The 0.25 volume in liters of 1.0 M
solution is required to provide 0.5 moles of
(aq).
Calculation,
The Potassium carbonate dissolves as follows:
→ 

The mole ratio is 1: 2
It means, the 1 mole
required to form 2 mole of
(aq).
To provide 0.5 mole of
(aq) = 1 mole ×0.5 mole /2 mole required by
.
To provide 0.5 mole of
(aq) ,0.25 mole required by
.
The morality of
= 1 M = number of moles / volume in lit
The morality of
= 1 M = 0.25 mole/ volume in lit
Volume in lit = 0.25 mole / 1 M = 0.25 mole/mole/lit = 0.25 lit
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Answer:
Yes
Explanation:
: The corrosion of iron indicates a chemical change in the metal. ... Where salt is present, electrochemical corrosion occurs, and the protective oxide film does not form, thus the corrosion (buildup of rust) continues unchecked. Your iron nail will indeed rust more quickly and severely in salt water.