How much energy does a copper sample absorb as heat if its specific heat is 0.384 J/g·ºC, its mass is 8.00 g, and it is heated from 10.0ºC to 40.0ºC?
A. 0.0016 J/g•°c
B. 0.0016 J
C. 92.2 J
D. 92.2 J/g•°c

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

Stage in which a typical star has completely stopped fusion

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean