SAMSUNG 3
1. Which of the following lists 0000 examples of nutrients? *
O
Vitamins, water, calcium, sodium
O Carbohydrate, minerals, protein, fats
O Minerals, cellulose, oil, iron
O Sodium, fats, fluorine, calorie​

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.)

Explanation for basic character?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line