Please help me!!! 1. Convert 4mols H20 to grams?

а 72g
b 92g
c 83g
d 62g

2. Convert 4mols of H2O to atoms of H2O?

a 1.4 x 10^24 atoms H2O
b 4.1 x 10^24 atoms H2O
c 3.3 x 10^24 atoms H2O
d 2.4 x 10^24 atoms H2O

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

How many liters of 3.0 m naoh solution will react with 0.60 liters of 4.0 m h2so4? h2so4 + naoh → na2so4 + h2o 1.2 l 1.6 l 2.4 l 2.8 l

In a chemical reaction, the final amount of the products is determined by the a. universal gas law b. law of definite proportions c. air pressure d. temperature e. none of the above me