What is the percentage error for a mass measurements of 17.7 g?

Given that the correct value is 21.2g

Naturally occurring europium (Eu) consists of two isotopes. One of the isotopes has a mass of 152.9212 amu and 52.19% abundance. What is the atomic mass and the mass number of the other isotopes? Give the nuclear symbol for this isotope.

What do you think would happen if you had a very small amount of water in a glass and you filled the glass with salt? Would the salt dissolve? give reasons for your answer

What is the relationship between monosaccharide and polysaccharide

What is the approximate vapor pressure when the gas condenses at 80°C? 200 5 760 400

2. The main goal of Donders's reaction time experiments was to: A. show that cognitions are often based on unconscious inferences. B. determine differences in the way people react to stimuli. C.

Would Mn (HPO4) 2 be manganese (II) monohydrogen phosphate?

The fundamental frequency of a violin string is 440 hz. the frequency of its second harmonic is

How much of a 15.0M stock solution do you need to prepare 250ml of a 2.35ml hf solution?

A synonym for dwindled

A material that cannot be broken down farther by chemical means