There are seven periods with eighteen columns in the periodic table.
Answer:
Mark me brainliest
Explanation:
Standards help avoid confusion and ambiguity when taking measurements. For example, a meter will always be the same length, no matter who is taking the measurement or where it is being taken.
Reducing the concentration of reactants
Answer:
<u>Volume versus temperature, because they are also directly proportional</u>
Explanation:
The <u>Ideal Gas Equation</u> is :
<u>Evaluating the options</u>
- V ∝ P [Incorrect, because V ∝ 1/P, and graph will be a parabola]
- V ∝ T [Correct, because V ∝ T, and graph is a straight line]
- V ∝ 1/P [Incorrect, because graph is not similar]
- V ∝ 1/T [Incorrect, because V ∝ T]
Answer:
A) Charging by contact
Explanation:
Transfer of heat by direct contact, Heat energy is conducted from the hotter medium to the cooler medium