Terangkan apa yang berlaku kepada atom kalsium semasa pembentukan sebatian. 

Identify a strong intermolecular force of attraction between an alcohol

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?

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?