Amniotic egg is an egg that contains a f fluid-filled nucleus and a yolk sac True or False
PLS HELP THIS IS FROM A UNIT TEST
science 30 points pls help

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

Calculate the number of moles of ethane in 100 grams

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.