The half-life of carbon is 5,700 years. A certain sample of wood has 20 grams of carbon-14 when it is alive. How many grams of carbon will it have after 5,700 years?

A. 40 grams
B. 2 grams
C. 10 grams
D. 5 grams

What was the main aim of operation torch which was launched by the allies

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Complete these sentences about the babylonian civilization. the babylonians were great supporters of art and architecture. their most well-known achievement in architecture was the . this achievement was a wonder in a land that was mainly made up of deserts and mountains. the is named for one of the most famous rulers of babylon. the citizens of babylon had to follow this collection of rules and laws. the babylonians practiced , but marduk was their main god.