Given the equation at equilibrium: H2(g) + F2(g) + 2HF(g) + heat

How would the following types of stress affect the system (left or
right shift)?

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false

What is the percentage composition of carbon in the compound ch4