which of Newton's laws state that an object's acceleration is directly related to the net force applied and inversly related to the mass

An atom of which element has the weakest attraction for electrons in a chemical bond? (1) polonium (3) selenium (2) sulfur (4) tellurium

What is the density of an block of salt having a mass of 8.0 g and a volume of 25 cm3?

Elements in the halogen group are a. very reactive b. have seven electrons in the outer shell c. react to form salts d. all of the above

Which radioisotope is used in dating geological formations? (1) I-131 (2) U-238 (3) Ca-37 (4) Fr-220

How many moles of nitrogen are needed to completely convert 6.34 mol of hydrogen?

Why does a neutral solution have a of 7.0? In a neutral solution, the [H3O+]=1*10^-7 at 25∘C. pH=-log[1*10^-7]=7.0. In a neutral solution, the [H3O+]=1*10^7 at 25∘C. pH=log[1*10^7]=7.0. In a neutral solution, the [H3O+]=1*10^14 at 25∘C. pH=0.

Which type of bond would most likely be found in HBr

Which halogen is most likely to react? a. Br (bromine) b. F (fluorine) c. I (iodine) d. Cl (chlorine)

In the formula for water (H2O) what does the subscript 2 indicate?

Balance the nuclear reaction equation for the beta minus decay of nickel-63 by completing the missing numbers. The superscript of nickel is . The subscript of copper is .