At which temperature is the vapor pressure of ethanol equal to 80. kPa? (1) 48°C (3) 80. °C (2) 73°C (4) 101 °C

What is the most likely oxidation state of sodium

Write a balanced chemical equation for dissolving sodium bromide in water.

Match the chromatography term with its definition. The volume of solvent traveling through the column per unit time. The elapsed time between sample injection and detection.

Where is potential chemical energy stored? O Between different molecules In the bonds between atoms O in a closet Between the protons of an atom

What are minerals in the rest of the water.

How many sulfide ions are present in 23.5g of Sb2S3

2. An automobile tire has a pressure of 210 kPa at 293 K. What will be the tire pressure after driving, if the tire temperature rises to 308 K?

Students measuring the mass of a rock record 6.759 g, 6.786 g, 6.812 g, and 6.779 g. Which other measurement of the block's mass would be most precise? A. 6.702 g B. 6.781 g C. 6.605 g D. 6.858 g

What two elements make up dihydrogen monoxide?

What did scientists observe using the earliest microscopes