What is the ratio of surface area to volume for a sphere with the following measurements?

Surface area = 432 m2

Volume = 864 m3

Where does oxidation occur in an electrochemical cell? (1) at the cathode in both an electrolytic cell and a voltaic cell (2) at the cathode in an electrolytic cell and at the anode in a voltaic cell (3) at the anode in both an electrolytic cell and

Find the molar mass of potassium dichromate, K2Cr2O7

You have 15 grams of ice at 0°C. How much energy is needed to melt the ice and warm it to 25°C. Ice melts at 0°C. The specific heat of water is 4.18 J/g*C. The heat of fusion of water is 80. calories per gram O a. 0.0075 calories O b.

How many moles of O2 are produced when 0.400 mol of KO2 reacts in this fashion?

1. The molar mass of BeF2

How are elements different from compounds?

A new concept that is tested in a scientific investigation is known as

Which of the following is responsible for the exchange of gases in a leaf? the phloem the spongy mesophyll the stomata

What is the thermochemical equation for the combustion of methane. Methane formula: CH4 (g) and the deltaH comb - 891 (kJ/mol)

What is the mass of one mole of an element that has aan atomic mass of 6.94?