WILL GIVE THE BRAINLIEST in the reaction 2CO(g) +O2(g)> 2CO2(g) vwhat is the ratio of moles of CO used to moles O2 used?

Enough of a monoprotic weak acid is dissolved in water to produce a 0.0172 m solution. if the ph of the resulting solution is 2.39 at 20 °c, determine the pka for the acid.

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

Main expenses you plan on making payments on a new car too. you want to spend 15% of your monthly net pay on the car payment, insurance, registration, and taxes combined. what is your monthly car allowance? $149.46 $298.91 $448.37 $597.83