mynamecamranh mynamecamranh

03-04-2018
Chemistry

contestada

Two moles of an unknown substance were shown to have a mass of 240g. What molecular mass does the substance have?

Respuesta :

kenmyna kenmyna

12-04-2018

The molecular mass of the unknown substance is calculated as follows

mass of unknown substance / moles of unknown substance

that is 240g /2 mol = 120 g/mol

Answer Link

Otras preguntas

Which hormone controls the production of sperm

what does honey contain

The idea that Jews would return to Palestine has been a part of Jewish culture since the unsuccessful rebellion against the Empire.

which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

The half-life of a certain material is 0.002 second. Approximately how much of a 14-gram sample will be left after 0.004 second? A. 12 grams B. 3.5 grams

Which of the following is the sum of 3 1/6 + 6 3/8?

did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?

I REALLY NEED HELP PLEASE! Transfer of an artwork using a grid __________. (Choose one of the answers below).A. None of theseB. Acts to verify the analysis of t

A builder divides a rectangular plot in half along the diagonal.If the plot is 1\2-mile wde and the diagonal measures 1 3\10-miles long,what is the length of th

If a + b = 28 and a - b = 10, then b =?