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- Multiple ChoicePlease save your changes before editing any questions.Fuels need what to burn?Carbon dioxideSulphur dioxideOxygenwater
- Multiple ChoicePlease save your changes before editing any questions.Fuels are mainly composed ofHydrocarbonsCarbon dioxideHydrogenOil
- Multiple ChoicePlease save your changes before editing any questions.Fossil Fuels formed over long periods of time after particles in water settled to the sea floor and formed marine mud. What kinds of particles needed to be present in the marine mud in order for fossil fuels to form.Mostly sand and a few small bits of woodMostly decaying organismsMostly lava and a few sedimentary rocksMostly metal minerals
- Multiple ChoicePlease save your changes before editing any questions.When carbon dioxide dissolves in water it formscarbonic acidhydrochloric acidcitric acidcarbonic hydroxide
- Multiple ChoicePlease save your changes before editing any questions.The conditions which are required for combustion to take place are:fuelignition temperatureoxygenall of these
- Multiple ChoicePlease save your changes before editing any questions.The chemical formula for methane isCH3SO4CH4CO2
- Multiple ChoicePlease save your changes before editing any questions.Material produced from living or recently living plants or animals and their metabolic byproduct is?charMSWbiofuelbiomass
- Multiple ChoicePlease save your changes before editing any questions.Which of the following is true of an element in an excited state?It has emitted a photon and its energy has decreasedIt has emitted a photon and its energy has increasedIt has absorbed a photon and its energy has increasedIt has absorbed a neutron and its energy has increased
- Multiple ChoicePlease save your changes before editing any questions.In a redox reaction, the substance that accepts electrons is said to bereducedoxidizedelectrifiedclarified
- Multiple ChoicePlease save your changes before editing any questions.Avogadro's number is also known asone moleculeone literone moleone dozen
- Multiple ChoicePlease save your changes before editing any questions.A balanced equation honors which of the following?The First Law of ThermodynamicsThe Second Law of ThermodynamicsThe Law of Conservation of MatterThe Law of Multiple Proportions
- Multiple ChoicePlease save your changes before editing any questions.This is the negative logarithm of the hydrogen ion concentration of a solution.Reaction ratepHCollision TheoryMcKenny's dentist
- Multiple ChoicePlease save your changes before editing any questions.Which NRL team does she go for?West TigersSydney RoostersCanterbury BulldogsBrisbane Broncos
- Multiple ChoicePlease save your changes before editing any questions.How many concerts does Ms Tenedora go to each year (minimum)?2468
- Multiple ChoicePlease save your changes before editing any questions.Which country has Ms NOT visited?CambodiaBrazilArgentinaAmerica
- Multiple ChoicePlease save your changes before editing any questions.Which sport does Ms Tenedora play?NetballEuropean HandballBoxingAll of the above