A certain atom of helium has 2 protons and 3 neutrons in its nucleus. It has 2 electrons in its electron cloud. What is the atomic mass of this atom?

Which is NOT a shared characteristic of all chordates?

What does Starch Indicator Solution do to a red onion cell?

Which proces produces the most APT

A balance is best used to measure a sample's

How are pediment formed?

What is independent assortment?

Sulfur trioxide is a covalent compound. Which is the chemical formula for sulfur trioxide? A. SO3 B. (SO) 3 C. S3O D. S3O3

What is the polymer of lipids

Suppose you look at a microscope to look at a cell from leaf of a tree. What structure will you see that would not be found in a cell from you finger nail. A) cilia B) mitochondria C) ribosomes D) chloroplasts

Write the equation for photosynthesis using both words and the chemical symbols