Answer:
The value is 
Explanation:
From the question we are told that
The no of moles of the sample is n = 0.0447 mole
The formula weight is 
The mass of water is 
The amount of the fuel is 
The temperature rise is 
Generally
=> 
=> 
=>
Answer:
C
Explanation:
It can already be seperated because the mixture hasn't disolved into the water yet.
Explanation:
To solve this problem, we simply use the periodic table of elements which groups elements based on their atomic numbers.
The atomic number of an element is the number of protons it contains. The protons are the positively charged particles within an atom.
- The vertical arrangement of elements on the periodic table is the group.
- The horizontal arrangement of elements is the period.
Now;
Noble gases belongs to group 18
Alkali earth metals belongs to group 2
Halogens belongs to group 17
Alkali metals belongs to group 1
Transition metals belongs to group 3-12
Answer:
Carbon moves from living things to the atmosphere. Each time you exhale, you are releasing carbon dioxide gas (CO2) into the atmosphere. Animals and plants need to get rid of carbon dioxide gas through a process called respiration. Carbon moves from fossil fuels to the atmosphere when fuels are burned.
