13. which statement about an element's average
atomic mass is correct?
a) the more isotopes of a given element, the
higher the average atomic mass
b) it is calculated by taking the average atomic
number of a given element
c) it is a weighted average, so abundant
isotopes have a greater effect than
uncommon ones
d) the atomic number is always larger than the
average atomic mass

Label a-f based on the table using c for concentrated and d for dilute

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+

Which statement explains which component is likely to be more powerful in explaining a scientific phenomenon? a) component c, because a theory is often passed on possibility and not certainty b) component d, because a hypothesis is often based on possibility not certainty c) component c, because the ability to explain several occurrences in the natural world is a characteristic of a hypothesis d) component d, because the ability to explain several occurrences in the natural world is a characteristic of a theory