An ion has a charge of -1. Which of the following electron
arrangements could form an ion with this charge?
2,8
2,8,7
2,1
2.8

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.)

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.

One nanometer is equal to how many meters?