Instant
how would you define a chemical bond?
a)force that causes two atoms to split apart
b)particles that resist each other
c)force of attraction between one atom and another atom
d)unbalanced force inside the nucleus of an atom

How many grams of mgbr2 are needed to produce 75g or metal?

If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes? or no? this question is worth 20 points! let it be correct!

Which statement explains which thermometer is more appropriate to measure the temperature of a liquid at 43.6 degrees celsius a) thermometer a, because it measures temperature more accurately than thermometer b b) thermometer b, because it measures temperature more accurately than thermometer a c) thermometer a, because it measures temperature more precisely than thermometer b d) thermometer b, because it measures temperature more precisely than thermometer a