Chemistry, 22.01.2021 17:10 swagmonstah24
Which formula is the correct way to calculate the age of a rock?
A. number of half-life x length of each half life
B. number of half-life + length of each half-life
C. number of half-life - length of each half life
D. number of each half-life / length of each half -life
Answers: 2
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What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
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Astudent states that 9.0 g of baking soda will form an unsaturated solution in 100 g of water. what do you need to know to decide whether this statement is correct? a. the temperature of the water and the molar mass of baking soda b. the percent by volume of the solution and the solubility of baking soda c. the temperature of the water and the solubility of baking soda at that temperature
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Which formula is the correct way to calculate the age of a rock?
A. number of half-life x length of...
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