What happens when the preassure of gas is decreased?

Does a titration determines the concentration of only an acid by adding a solution of a known volume and concentration.

Consider hitting a golf ball with a golf club. If we call the force applied to the ball by the club the action force, identify the reaction force. A. the centrifugal force in the swing B. the force applied to the club by the hands C.

The conjugate acid of a particular halide has a pka = 3. a student wants to use this halide in a substitution reaction thinking it will have a good leaving group. can this student use this halide in a substitution reaction?

Read the following chemical equation. Mg (s) + H + Cl - → Mg2 + Cl - + H2 What most likely happens during this reaction? Magnesium gains two electrons. Magnesium loses two electrons. Chlorine gains one electron. Chlorine loses one electron.

When a bromine gains one electron it becomes negative or positive

Match the factors which affect the rate of dissolving/dissociation/diffusion.

How would the equilibrium of an exothermic reaction at 25°c be affected if the temperature of the system were reduced? (hint: apply le chatelier's principle) ?

Which is the most practical argument for the continued funding of space exploration? a) Space exploration will one day show whether life exists on other planets in star systems similar to ours.

33 protons 36 electrons 45 neutrons

The periodic table includes all of the known elements in the world. how are elements arranged on the periodic table?