An isosceles trapezoid has bases of length 23 and 12 centime...

##205.9sq.cm## Area of trapezium=##1/2(a+b)h=((a+b)h)/2## Where ##a and b=parall###...

How can electromagnetic waves be used to measure distance?

Using the known value such as speed of waves in that medium. If we know speed of wa...

What do all fossil fuels have in common?

Hydro carbons. Hydrogen and carbon are the ingredients of all fossil fuels. They su...

What is the difference between autolysis and apoptosis?

Apoptosis,Autolysis,Necrosis and Phagocytosis. Apoptosis 1. It is a form of program...

Human Adaptation and Sustainable Development

What do you think about the "Quadruple Squeeze" he describes?ÿWhich part or parts about this "squeeze" spoke to you the most? ÿExamine at least THREE S.P.E.E.C.H. perspectives (or something that SPEEC...

How can I balance the equation ##Zn + HCl -> ZnCl_2 + H_2...

##Zn +2HCl -> ZnCl_2 + H_2 ## The method I find it useful when it comes to balancing a chemical equation is to draw a chart corresponding to the number of moles: (Split compounds into one unit of its ...

A sample of 0.2 moles of magnesium bromide. What is the numb...

The answer is 0.2 moles Firstly write the half ionic equation of MgBr2 (magnesium b...