Iron sulfate, has the chemical formula Fe2SO4. How many atoms of each element are in this compound? A.2 iron, 4 sulfur, and 4 oxygen
B.2 iron, 1 sulfur, and 4 oxygen
C.6 iron, 1 sulfur, and 4 oxygen
D.6 iron, 4 sulfur, and 4 oxygen

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.

Which metals are called noble metals