What else is produced during the replacement reaction of magnesium and hydrochloric acid? Mg + 2HCl H2 +

MgCl2
Mg2Cl2
Mg2Cl
MgCl

Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied

10 newton object is placed 3 meters from the fulcrum. at what distance on the other side would you need to place a 15 newton object to balance the lever? show your work!

Calculate the capacitance of a system that stores 2.0 x 10^-10c of charge at 100.0 v. use c=q/v. a. 2.0 x 10^-12 f b. 2.0 x 10^-8 f c. 5.0 x 10^11 f d. 5.0 x 10^7 f