This is how osmium appears in the periodic table. A purple box has O s at the center and 76 above. Below it says osmium and below that 190.23. Rounded to the nearest whole number, how many neutrons, on average, are in an atom of osmium?

a76

b114

c 190

d266

Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

What is the chemical formula for dihydrogen monoxide