Instead of measuring the volume of H2 produced, the pressure change was
measured. This requires knowing what the
initial pressure is. Which of the following
would have the least influence on the initial
pressure inside the flask?

yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes

explanation:

when atmosphere interacts with biosphere they focuses on on the sources and sinks of green house gases (ghgs) air pollutants, particular matters, water and energy between the earth's surface and the atmosphere. the biosphere affects the climate. the atmosphere and biosphere are in constant interaction with each other, and all living things rely on gases in the atmosphere for life. organisms such as animals take in oxygen gas form the atmosphere to use in every cell of their body for smooth functioning of daily routine exercises.

plasma is the state of matter where the substance is ionized and has no definite shape or volume. the fact of being ionized makes the substance a good electrical conductor.