How many neutrons does an element have if its atomic number is 48 and its mass number is 153?

Who was the first person to discover the existence of electrons

What are the disorder of cardiovascular system?

The primary hazard associated with most flammable liquids is: a. toxic vapors b. faulty containers c. radioactivity d. fire or explosion

Light that bounces off a surface is said to be A. reflected B. refracted C. absorbed D. radiated

When NaI is added to a solution of Cu (NO₃) ₂, the following reaction occurs: 2NaI (aq) → CuI₂ (s) + 2NaNO₃ (aq) If a chemist needs to make 350.0 g of CuI₂, how many mL of a 3.

Will a parachute slow a skydiver more at a very high altitude or a lower altitude?

Carbon monoxide is: Only found in large cities An odorless, colorless, toxic gas Healthy to breath in A danger when driving on the open highway

What is a potential benefit of fuel cell cars? increased efficiency converting gasoline to energy no recharging necessary decreased automobile cost larger engines

Water is a great solvent. For example, it causes ionic compounds like sodium chloride (table salt) to dissociate. One of these reasons that water does is because it is polar molecule.

For most compounds with a single keto group in the molecule, equilibrium favors the keto form over the enol form of the compound. this is due largely to what?