C₂h₅0h+30₂→2co₂+3h₂0,the change of enthalpy was δh= - 1235.7 kj/mol
was heat lost or gained in the reaction
how do you know

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.

Question 4 of 10 2 points what is the second part of the process of investigating a question using data? a. rephrasing the question o b. describing the data c. collecting the data o d. making an inference submit