Hi! I really really need help roght now please help me and if u put whatever in the chas as in just to get points i will ban you!!! No offence to the good pple out there helpign me out :) ty!

Which phrase best describes the rock's texture? 1.jagged grains 2.coarse grains 3.rounded grains 4.non-banded grains

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent