Is vinegar an element, compound or mixture?

How many atoms are in 1.4 mil of phosphorus trifluoride (pf3)

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure