Other Chemistry Answers

ou are stranded on a desert island on which there are 375 native inhabitants. For every inhabitant there are two hands, for every hand there is an eye; for every eye, there is is a footprint; and for every four footprints
there is a dinosaur; for every 40 ducks there is 0.5 dinosaur, and 32 pineapples for every 20 ducks; there is one palm tree for every 12 pineapples, and for every palm tree there are 12 cacti; for every 30 pineapples there are 20 turtles; for every 30 turtles there is an anchor, there are 100 anchors for every wave, and 30 trees for each wave." How many turtles are on the island?"

prove the presence and position of carbonyl group in ( -) fructose?

Fe2O3+3Co->2Fe+3Co2
How many grams of iron can be produced from 10.50 of Fe2O3

Find the definitions of the concepts in the box below. Give the definitions in English and one other official South African language.
Glossary
Bio-fuel
Biological material
Biomass
Carbon footprin
Carbon neutral
Chemical process
Consume
Deplete
Emissions
Energy
Energy efficient
Fermentation
Fossil fuel
Generate
Generator
Global warming
Hybrid Hydro-
Infrastructure
Latent energy
Mechanical process
Non-renewable
Nuclear fission
Nuclear fusion
Panels
Photovoltaic
Power
Radioactive waste
Renewable
Reservoir
Solar
Sustainable
Tides
Turbine

1. What is the energy crisis that South Africa is undergoing?
2. What is the source of South Africa’s energy?
3. Why would alternative energy sources be valuable?
4. Name the types of alternate energy sources.
5. Where do these energy sources come from?
6. What is the composition of fossil fuels (eg. Coal & petroleum)?
7. How is oil or gas used?
8. What are bio-fuels?
9. What is meant by mechanical process?
10. What is meant by chemical process?

Name three agents used to segment proteins in order to sequence the fragments and indicate on specific links act

In the calibration of a calorimeter, an electrical resistance heater supplies 80.0J of
heat and a temperature increase of 1.20°C is observed. What is the initial
temperature of 8.50 g of gasoline (C8H18) with molar heat capacity of 39.36 J mol-
1 K-1 after heating in the same calorimeter? The initial temperature of the
calorimeter is 28.0°C and the final temperature of the system is 50.0°C

If 1cm^3 of water equals to 1 ml of water,how many liters would be in 1m^3 of water

A graduated cylinder was placed under the spout of a full overflow can.A piece of metal was placed into the can .100ML of water was displaced into the cylinder .What is the volume of the piece of metal?

In the calibration of a calorimeter, an electrical resistance heater supplies 80.0J of heat and a temperature increase of 1.20°C is observed. What is the initial temperature of 8.50 g of gasoline (C8H18) with molar heat capacity of 39.36 J mol-1 K-1 after heating in the same calorimeter? The initial temperature of the calorimeter is 28.0°C and the final temperature of the system is 50.0°C.