What is the formal charge on the sulfur atom

Which statement best explains why carbon is present in so many kinds of molecules? Question 1 options: It is abundant on earth, so it is readily available to bond with other elements. It does not form strong bonds, so it breaks apart.

A graduated cylinder is filled with water to a level of 40.0 mL. when a piece of copper is lowered in to a cylinder, the water level rises to 63.4 mL. find the volume of the copper sample. if density of the copper is 8.9 g/cm^3, what is its mass?

How is mass defect determined?

What is the frequency a measure of?

Which of the following statements is not accurate? A. At constant temperature, halving the number of gas particles in a given space will cut the pressure in half. B.

Given the balanced equation: C₃H₈ + 5O₂ → 3CO₂ + 4H₂O, what is the total number of moles of O₂ required for the complete combustion of 1.5 moles of C₃H₈?

What are substances called whose solutions conduct electricity?

How many atoms does sodium silulfide have?

Calculate the molar mass of Al (OH) 3.

Lava is rock that has undergone a physical change and has liquefied. What is known about this change? A. The lava gained mass. B. The lava was burned into smoke. C. The lava can cool back into rock. D. The lava lost mass.