Which one of the following statements is correct?
a. an electron is much larger than an atom.
b. an electron has a neutral electrical charge.
c. an electron is located in the nucleus of an atom.
d. an electron has a negative electrical charge

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Why doesn't heat added to water make the tempature rise above 100c

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?