Gasoline has an octane number of 70.

What is the percent isooctane to the percent heptane in this sample of gasoline?

What is chelating agent

The intensity of a sound is directly related to the amount of energy the sound wave possesses. This, in turn, is directly related to the loudness of the sound. So, a sound wave with a large intensity always has a large A. amplitude B. frequency C.

What is the molecular weight of a gas if a 12.0 g sample has a pressure of 836 mm Hg at 25.0°C in a 2.00 L flask? (R = 0.0821 L atm / mol K)

Which of the following prefixes represents the largest value? 1:giga 2:hector 3:kilo 3:milli

What is additional in an isotope with an atomic mass that is two units larger than the standard atomic mass of the element? two more protons two more neutrons two more electrons two less neutrons

What is plasma from which clotting factors have been removed called?

Genetic evidence supports which of the following explanations for the presence of 13 different finch species on the Galápagos Islands? A.

A living thing that cannot make its own food and must eat other living things for energy

Which best explains why astronauts appear weightless when they are in a space shuttle orbiting Earth? • They are falling toward Earth at the same rate as the space shuttle.

If increase the amplitude how does the velocity change? (No google)