When you touch something that feels cold, A. heat from your hands moves into the cold substance
B. it melts
C. coldness moves from the cold substance into your hand
D. it freezes

What is the name of this hydrocarbon?

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Determine the reaction and balance the following equations urgent due in the morning