PV = nRT
⇒P1/T1 = P2/T2
⇒500/300 = 100/T2
⇒ T2 = 100×300/500 = 60K
Answer is D
The equation to use:
Change in energy = mass x SHC x change in temperature
Energy = 0.02 x 0.450 x 26
= 0.234 J
Answer: B) explanation of why the pesticide is toxic to organisms.
Explanation:
Pesticide is a chemical or biological substance which is required to kill the population of pests and which are harmful and affecting the life cycle of the plants.
The structure of pesticide is required to be known so as to get information of the chemical or biological agent present in these pesticides. This can help in determining the fact that which ion or molecules directly cause harm to the body of pests by releasing the toxicity.
Answer:
mass percent = (mass of solute / mass of solution) x 100%
Explanation: