Answer: A precipitate is formed as a result of a double displacement reaction.
The answer to this question would be: resistance
When a patient developing a resistance to a certain drug, the same amount of doses will not exert the same effect as before. The effect will be lower, thus the doctor will need to increase the dose to increase the effect
Answer:
11445.8years
Explanation:
Half-life of carbon-14 = 5720 years
First we have to calculate the rate constant, we use the formula :
Answer:
40.06
Explanation:
<u>(23 * 39) + (48 * 40) + (29 * 41)</u>
100
= 40.06
formula:
<u>(% of isotope A * mass of A) + (% of isotope B * mass of B) ......</u>
100
Answer:
A molecular formulae________
will tell you how many and what
kinds of atoms are in a molecule, but not how they are
arranged.
