In the reaction C + 02CO2, 18 g of carbon react with oxygen to produce 72 g of carbon dioxide. What mass of oxyger would be needed in the reaction?

18g

54g

72g

90g

A paddler is approaching unfamiliar rapids. What should this paddler do?

In which of the following places are nomadic population patterns most likely to occur?

Which of the following states that sedimentary layers lay out laterally in all directions until they thin out? A. principle of stratum B. law of superposition C. principle of uniformity D. law of original continuity

What is contained in the nucleus of a comet?

How have resident's of the west adapted to their environment give 3 ways

How did the black death affect medieval Europe

Which mountain rage separates Georgia and Russia

Which of the following areas is the most inaccessible to humans? Papua New Guinea Micronesia Guam South Pole

How are Southern Appalachian (U. S. A.) and Southwestern Caucasus (Russia) forests similar? Question 9 options: A - They are both Southern Hemisphere deciduous forests. B - They are both Northern Hemisphere, warm-temperate forests.

According to the lesson, why was North Africa important to conquering states? It was of strategic military advantage. It was a source of food and trade. It had no importance whatsoever. It possessed many precious metals.