Answer:
I would tell him to open the tent in order to breathe frsh air.
Explanation:
Even if propane is not ignited, the buildup of the gas can be deadly due to inhalation. Breathing the gas can cause hypoxia, which is a form of oxygen deprivation that can lead to death. Hence you shouldnt use propane indoors.
Answer:
Incomplete precipitation of barium sulfate
Explanation:
The student has precipitated and digested the barium sulfate on his/her side. But on the addition of in the solution, the solution become cloudy. This happened because incomplete precipitation of barium sulfate by the student. When is added, there are still sulfate ions present in the solution with combines with and forms and the formation of this precipitate makes the solution cloudy.
<h2 /><h2> Hetero = many and homo = one.</h2>
Explanation:
Heterogeneous:
- In the Heterogenous mixture, the components that are present in the mixture are not distributed uniformly.
- There are two or more than two phases present in a heterogeneous mixture.
- Examples of the heterogeneous mixture are - cereal in milk, gravel, pizza.
while
Homogeneous mixture:
- In Homogeneous mixture, the components that are present in the mixture are distributed uniformly throughout the solution.
- There is only one phase present in a homogenous type of solution.
- Examples of the homogenous mixture are- air, rainwater, steel.
Scientific knowledge is constantly being refined and changed as scientists perform studies using the scientific method. New discoveries such as the recent discovoery of water on Mars, cause scientists to re-evaluate their previously held theories.
Answer:
The most active formation of stars found in our galaxy are in the center of milky way near or close to the dwarf planets