Salad would be a mixture because it is not chemically combined, if needed you could physically take it apart. So your answer would be A.)
the answer would be B. temperature
Answer:
When 2 or more pure substances are mixed together they form a mixture. If the mixture has its different components mixed evenly within the substance it is a homogeneous mixture. Whereas if the mixture has its different components mixed unevenly within the substance it is a heterogeneous mixture
The method of determining the most common isotope of lead is by determining the average atomic mass. The formula for determining the average atomic mass is:
Substituting the values in the formula:
The most common isotope of lead is:
Lead - 207.22 amu
The atomic symbol of lead is 
. The atomic number of is 82.
So, the the most common isotope of lead can be written as:
and Lead - 207.22 amu.
Answer:
89.0493
Explanation:
Add the numbers(line up the decimals)
4.337 + 84.7123
Than you should get
89.0493
