Help y’all If we start with 100 gram of Carbon 14 and 2 half lives pass, how much un-decayed Carbon 14 remain? how many years will have passed for 2 half lives of Carbon 14?

Which process can increase the rate of greenhouse gas emissions into the atmosphere in response to a decrease in albedo

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. the following chemical equation shows the combustion of ethane. balance the equation by filling in the coefficients. c2h6 + o2 → co2 + h2o

Pls the table below shows the role of different substances during photosynthesis. substance role during photosynthesis glucose stores chemical energy water combines with glucose to form carbon dioxide chlorophyll traps sunlight which of the following statements would correct one of the roles listed in the table? glucose combines with carbon to form water. chlorophyll reacts with light to produce carbon dioxide. water combines with carbon dioxide during photosynthesis. chlorophyll stores chemical energy needed for photosynthesis.