Which of the following are part of the hydrologic cycle? A. Dissipation B. Evaporation C. Fusion D. Precipitation E. Condensation

Which of the following describes quantitative data? A Recording the scent of a solid as it is warmed B taking the mass of an object using a balance C noting the shape of a solid object D noting the color of a solution as it is heated.

What energy conversion occurs when a sling shot is used to shoot a rock across the room

Which of the following ways lead to the creation of an ion? (You may select more than one option.) A. Gaining or losing electrons. B. Gaining or losing protons. C. Gaining or losing neutrons.

A chemical reaction was run in 210.0 mL of H2O. During the reaction, the temperature of the H2O changes from 27.2 oC to 57.6 oC. How much heat (in kJ) did the chemical reaction produce? For H2O, Cp = 4.184 J / (g · oC).

Methane (CH4) reacts with water (H20) to produce carbon monoxide (CO) and hydrogen (H2)

How many moles of oxygen (O2) are present in 33.6 L of the gas at 1 atm and 0°C? A: 1.5 B: 2 C: 22.4 D: 32

A mixture of gases at a total pressure of 95 kPa contains nitrogen, carbon dioxide and oxygen. The partial pressure of carbon dioxde is 24 kPa and the partial pressure of the nitrogen is 48 kPa.

The colour change of methyl orange with neutral substance

What occurs in a displacement reaction

Bromine is used to test