What trend does the first ionization energy follow going across the periodic table?

Which of the following would have the highest buffer capacity? 0.35 M HCOOH / 0.35M HCOO- 1.25 M HCO3 - / 1.25 M CO32- 0.500 M NH4 + / 0.500 M NH3 1.0 M HCN / 1.0 M CN- 0.40 M HF / 0.40 M F-

Which formula represents an ionic compound?

Determine the mass of a billion gold (u) atoms

If you compared 1 m solutions, was a 1 m nacl solution more or less hypertonic than a 1 m sucrose solution? what is your evidence? what about 1 m nacl and 1 m glucose and 1 m sucrose?

The total pressure inside a vessel containing a mixture of neon, argon, and helium gases is 750 kPa. The partial pressure of neon is 230 kPa, and the partial pressure of argon is 250 kPa. What is the partial pressure of helium?

1. Sara tells Michael she is 160 centimeters tall, while Michael says he is 60 inches tall. If there are 2.54 centimeters in an inch, who is taller

How do you tell if a compound is polar or non polar

What two ions are central to the arrhenius definitions of acids and bases?

Question 1 A process in which suthetances chemically rearrange to form new substances o Molecule Energy o Organism O Chemical reaction O Matter O Cellular respiration

What are the uses of evaporative salts?