Posts by Boris

Total # Posts: 4

chemistry
A method for scrubbing CO2(g) from the air on a spacecraft is to allow CO2(g) to react with NaOH according to the following (unbalanced reaction). NaOH(s) + CO2(g) → Na2CO3(s) + H2O(l) Use the appropriate thermodynamic tables to calculate the enthalpy, entropy and ...

math
A set has 256 subsets how many element has the set?

Math
1-3/4=1/4 for baseball, which is 30' Total time is 30' x 4 = 120' So for the soccer time is 120 x 3/4 =90' Or 120' - 30' = 90'

Math
At the grand opening of a new store every 9th customer will receive a balloon and every 12th customer will receive a $10 gift card. Which customer will be the first to get both a balloon and a gift card