A polymer becomes more rigid if more cross-links form

true or false?

How many atoms are in 2.70 moles of iron (Fe) atoms? 4.48 * 10-24 atoms Fe 1.63 * 1024 atoms Fe 2.23 * 1023 atoms Fe 6.02 * 1023 atoms Fe

What are the similarities between molecules and elements

What is a diamond's scientific name

For metallic structures, does the packing efficiency (see sample exercise 12.1 in textbook) increase or decrease as the number of nearest neighbors (the coordination number) decreases?

Which describes a precipitate in a chemical reaction

Is sidewalk cement an element or a compound?

1.4 Explain why it is important to support individuals to challenge information about services that may present a barrier to participation

Which describes energy changes during nuclear fission? A very large amount of energy is produced from a tremendous mass. EEUU A very large amount of energy is produced from a very small mass. G .

A 0.75mol calcium carbonate (CaCO3) pellet has what mass?

The pH of the acid in the stomach is 2. When a person has heartburn, the acid in their stomach is coming up the esophagus (lower throat) and burning the lining of the esophagus. Why would a person take an Alka Seltzer tablet for heartburn?