The term meniscus refers to

O A) a type of glassware used to measure volume

OB) the curved surface of a liquid being measured

OC) a common error made when using a stopwatch

OD) the part of a microscope that magnifies the sample

What is the volume in ml of one pound of mercury?

Which reverse the normal flow of thermal energy

Moving current has electrical energy.

A 125G sample of water was heated to 100.0°C and then I borrow platinum 20.0°C is dropped into the beaker the temperature of the platinum in the beaker quickly rose 235.0°C the specific heat of platinum is 0.13 j/g°C. The specific heat of water is 4.

If one starts with pure NO2 (g) at a pressure of 0.500 atm, the total pressure inside the reaction vessel when 2 NO2 (g) ⇌ 2 NO (g) + O2 (g) reaches equilibrium is 0.674 atm. Calculate the equilibrium partial pressure of NO2.

What are the relations between Electrochemistry and Cancer?

Which of the following are sources of low-level radiation? A) medical X-rays B) nuclear weapons testing C) buring of fossil fuels D) all of the above E) a and c only

How does the nucleus of an atom change after beta decay? a. The nucleus remains the same b. The nucleus gains an electron. (c.) The nucleus loses a neutron. d. The nucleus loses a proton

Calculate Zeff for the 4s electron in a copper Cu

And the cell potential is - 54.0 mv (inside negative), calculate the maximum ration of