How many fluorine atoms are in 750.0 mL of a 0.500M HF solution (please show the steps)

Determine the number o moles of ions/atoms/particle in the following: 2.50 miles of k2s (let me know how to do)

What royal scientist used the 29th day of frozen vapor to encounter elements for mastering new culinary creations?

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?