If a tractor trailer and a car are both traveling 50km/h when they hit which will have the greatest change in speed and directions?

What is the formula for sulfurous acid?

In 1808, John Dalton proposed a series of statements regarding the atom that became known as Dalton's postulates or Dalton's atomic theory. Since Dalton's original proposal, some of the statements have been updated or changed due to new discoveries.

A student needs to convert a volume of 30 mL to Tbsp (tablespoons). The student finds out that 1 tablespoon is equivalent to 14.79 mL. Choose the correct numbers and units that must be found in the conversion factor to solve this problem.

Write a balanced equation for the combustion of 1 mol of c8h18 (l). express your answer as a chemical equation including improper fractions for fractional coefficients. identify all of the phases in your answer.

The person whose work led to a periodic table based on increasing atomic number was

Why must you wear safety glasses at all times

How do you classify solutions as acidic, basic, or neutral?

Which statements describe abiotic factors in an environment?

A ball rolling across the ground in Death Valley will slow and eventually stop. Why? - the ball's kinetic energy evaporates. - the ball's force is destroyed. - the friction of the ball changed the force to negative ions.

Calculate ∆h0 for the following reaction. br2 ( g. → br2 (l) ∆hf0 br2 ( g. = 30.91 kj/mol; ∆hf0 br2 (l) = 0 kj/mol)