Balance these scientific equations:
MgO + HB -> MgBr2 + H2O
N2 + O2 -> N2O5
C2H4 + O2 -> CO2 +H2O
Fe + HCI -> FeCl2 + H2

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)

What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5