Compared to an atom of phosphorus-31, an atom of sulfur-32 contains

(1) one less neutron (3) one more neutron

(2) one less proton (4) one more proton

When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 27.6 g of carbon were burned in the presence of 89.6 g of oxygen, 16.0 g of oxygen remained unreacted. What mass of carbon dioxide was produced?

What is the most common type of skeleton endoskeleton exoskeleton Apaskeleton

Exothermic reactions are favored because they release heat to the environment. Would an exothermic reaction be more favored or less favored if it were carried out within a superheated chamber?

If more solvent is added to a solution: a. The solution's molarity decreases. B. The solution becomes more concentrated C. The solution becomes supersaturated D. The solution's molarity increases

What is the type of stimulus is an allergen such as pollen A.) response to a stimulus B.) external stimulus C.) internal stimulus D.) inborn stimulus

In order to use the value 22.4 L for molar volume in a mass-volume or volume-mass stoichiometry problem, the gas must be assumed to be at STP. A. True B. False

The gravitational attraction between two objects would increase if both masses are

If the pH indicator bromothymol blue was added to the nitric acid solution, it's colour would be?

The specific heat of copper is 0.385 j/g°c which equation would you use

Which list includes three types of chemical formulas for organic compounds? 1. covalent, metallic, isotopic 2. covalent, metallic, molecular 3. empirical, structural, isotopic 4. empirical, structural, molecular