How many different kinds of amino acids make up proteins?

Which of the following is used to calculate the distance to a star based on subtle shifts in the star's position relative to an observer on Earth

What is formed when two atoms of bromine bond together?

Describe the speed of a sound wave as it travels from underwater to the air.

What is the effect of the room temperature on how well s student does on a test

What term is used to describe the amount of force exerted per unit of area

According to the octet rule most elements need_valence electrons.

What is the average speed of particle in a gas at room temperature? Why is temperature an important variable?

An electron is in a region outside the nucleus. An electron a) Is larger than a proton and has no charge b) Has less mass than a proton and has a negative charge c) Is smaller than a proton and has no charge d) Has a positive charge

Under conditions of "feasting", the body favors oxidation/utilization of which source for energy production

2.17 in to 10^23 molecules of Br 2 to moles