1) a stated relationship between observed phenomena that does not attempt to explain why something occurs, best describes a

2) a generally accepted explanation for observations is called a

3) a scientist that wants to understand a phenomena, but not use it for any specific particular application is called a

(can copy from internet, don't need to put in your own words.

Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.

When the mercury level in a barometer decreases that atmospheric pressure has

Consider the following unbalanced equation for the combustion of hexane: αc6h14(g)+βo2(g)→γco2(g)+δh2o(g) part a balance the equation. give your answer as an ordered set of numbers α, β, γ, use the least possible integers for the coefficients. α α , β, γ, δ = nothing request answer part b determine how many moles of o2 are required to react completely with 5.6 moles c6h14. express your answer using two significant figures. n n = nothing mol request answer provide feedback