Observations that deal with descriptions that cannot be expressed in numbers are called

a.

manipulated observations.

c.

qualitative observations.

b.

quantitative observations.

d.

operational observations.

Select all the statements that are true about electron configurations: A) The electron configuration of an atom describes the energy of electrons in the atom.

Which chemical equation is unbalanced? O C + O2 → CO2 O Sr + O2 → 2Sro 6H2 + 302 - > 6H20 O H2 + H2 + O2 → H2O + H2O

What are fossil fuels made from?

What can fossils tell us about movements of the plates in the past

Give a brief definition and example of cognitive dissonance

Select the correct answer. A man pours some hot coffee into a small cup from a large jug that contains enough coffee for several cups. Which statement correctly compares the coffee in the cup and in the jug? A.

Is sponge cake a heterogeneous mixture

Describe three skills people use to conduct scientific investigations

The surface temperature on Venus may approach 739 K. What is this temperature in degrees Celsius?

Complete the acid-base reaction between butyric acid HC4H7O2 and potassium hydroxide KOH. Do not include phase designations for any of the reactants or products. Be sure to include the charge for any charged species.