Why might you only see a rainbow when rain is in front of you

What is the representative particle for barium chloride?

A balloon contains 0.15 moles of co2 gas. how many molecules of co2 are in the balloon?

The kinetic theory explains the ability of gases to be forced or squeezed into smaller volumes. What is the ability called?

Which planet has more gravitational pull

What do organisms use in the cellular respiration process to produce energy?

Which of the following statements is true? Question 1 options: Nonmetals gain electrons to become cations. Metals gain electrons to become cations. Nonmetals lose electrons to become cations. Metals lose electrons to become cations. Save

What is the empirical formula of a compound that contains 40 percent carbon, 6.7 percent hydrogen, and 53.3 percent oxygen?

Molecular formula: C19H16 Double bond equivalence i. Calculate the number of double bond equivalents in the molecule from the molecular formula. (1 mark) ii. What does this indicate about the molecule? (1 mark)

A balloon that had a volume of 3.50 L at 25.0°C is placed in a hot room at 40.0°C. If the pressure remains constant at 1.00 atm, what is the new volume of the balloon in the hot room?

Balance the following equation. C7H14 + 02 - - - CO2 + H2O