Element” is present in which of the following? battery

Electric bulb

electric fan

Iron box

Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver