A206-gram bar of iron has sunlight shining on it. initially, its temperature is 24.7°c. as it gains 1,070.79 joules of energy, its
temperature rises to 36.2°c. calculate the specific heat capacity of the iron bar using the formula q = mcat.
0.144
cm
0.211
0.452
0.573 -
59.8

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

the answer is 1260

you spend 7 hours in school for 1 school day with 5 school days in 1 school week with 36 school weeks in a school year.

7*5*36= 1260 it's all about multiplying