If Torricelli had made a hole in the top of the glass tube that held his column of mercury,? What would have happened to your barometer?

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

There is a single path for electrons. the current decreases when additional resistors are added. the current will be the same in each resistor. these statements best describe a(n) circuit.

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?