9. To become like a noble gas the element P will have a charge of

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)

Which of the following is not a characteristic of s waves?