blondie3135 blondie3135

11-11-2019
Physics

contestada

Consider the moon rocks that the crew of Apollo 11 brought back from Mare Tranquillitatis. Within the zircon crystals within these rocks, we find approximately 15 atoms of 207Pb for every atom of 235U. How old is Mare Tranquillitatis?

Respuesta :

michaelreeceargent michaelreeceargent

14-11-2019

Answer:

2.9 billion years

Explanation:

Answer Link

Otras preguntas

What is Raoult's law? Explained in simple terms please

turning fractions into decimals

What was apartheid? a. a racial segregation policy b. a non-white independence movement in South Africa c. an economic policy to benefit the majority group i

Buddhism and Christianity both used ____ to greatly expand trade war tracts media

half of roberts piece if wire is equal to 2/3

The fixed point that a lever pivots around is the ?

World War II took place from a. 1939-1945 c. 1944-1948 b. 1946-1951 d. 1939-1944

What is the name of the microorganism that causes bubonic plague? Yersinia pestis Flea Horse Rat

what has 2 fewer sides than a heptagon

some people belive that the profit motive conflicts with the goals of economic security and equity. Do you agree or disagree