Elements in a given period of the periodic table contain the same number of

The chemical formula of glucose is C6H12O6 so it is classified as a [n] A. solution B. mixture C. element D. pure substance

What name should be used for the ionic compound LiI?

3. Infer How is mass conserved during a chemical change?

Which sample of co2 has a definite shape and definite volume

A 100.0 mL sample of 0.300 M NaOH is mixed with a 100.0 mL sample of 0.300 M HNO3 in a coffee cup calorimeter. If both solutions were initially at 35.00°C and the temperature of the resulting solution was recorded as 37.

Which of the following is the largest volume? 1.2 x 101 m3 1.2 x 108 cm3 2.0 x 104 dm3 1.2 x 108 mm3

Many substances can go through physical and chemical changes. Which of the following is an example of a physical change?

Which contains more molecules: a mole of hydrogen or a mole of chlorine

How are sex chromosomes different from other chromosomes

If we place the like poles of two magnets facing each other what will happen? A. Nothing B. They will both become negative. C. They will attract each other. D. They will repel each other.