Which of the following occurs because of unequal heating of the Earth's surface?

Moon phases

tides

gravity

winds

Liquid hexane CH3CH24CH3 reacts with gaseous oxygen gas O2 to produce gaseous carbon dioxide CO2 and gaseous water H2O. If 0.273g of water is produced from the reaction of 0.86g of hexane and 0.94g of oxygen gas, calculate the percent yield of water.

Which device is used to measure air pressure? thermometer anemometer barometer hygrometer

Why is not a reason why the mass of an atom is expressed in atomic mass units rather than in grams? Atomic mass allows for mass differences in isotopes. The mass in grams is too small to be useful.

What is meant by the term effective nuclear charge

what is The process that makes specialized sex cells is

What is the reactant (s) in the chemical equation below? 2Al (s) + 2NaOH (aq) + 2H2O () 2NaAlO2 (aq) + 3H2 (9) A. 2Al (s) + 2NaOH (aq) + 2H200) B. 2NaAlo2 (aq) + 3H2 (g) C. 2Al (s) D. 3H2 (g)

In an oil spill, why does the oil not mix with the sea water? A. Lipids are hydrophobic B. Lipids are hydrophilic. C. Lipids are saturated. D. Lipids are unsaturated.

What mass of KCL is contained in. 350 M solution of KCL?

Given the balanced equation: 3fe3 + (aq) + al (s) → 3fe2 + (aq) + al3 + (aq) what is the total number of moles of electrons lost by 2 moles of al (s) ?

A container can hold 65g of water. circle the conversion factor needed to ind the mass of water that 5 identical containers can hold