Draw an ecosystem with 10 biotic and 5 abiotic factor

Calculate the amount of energy that is absorbed by 75 g ... water from 22.5 °C to 37.8 °C. The specific heat of water is 1 cal / g x °C

A solution is 40% ethanol (density = 0.789 g/ml) by volume and 60% water (density = 1.00 g/ml). if ray lewis has 750.0 ml of said liquid, what percentage of the mass is ethanol?

Al (s) + hcl (aq) → alcl3 (aq) + h2 (g). assume you have plenty of hcl and 6.0 mol of al. how many moles of h2 are formed?

If a reaction is not spontaneous, what is true of the reaction?

Which of the following is a mixture Air, water, salt or sulfur

What do α helices and β sheets have in common? The same amino acids stabilize both forms of secondary structure. Both are stabilized by glycine and proline residues. The lengths of a 10 amino acid α helix and β sheet strand will be the same.

Parts of the experiment that are controlled by the scientist are called A. variables B. hypotheses C. controls D. biologicals

When scientist proclaimed that the Earth is round, not flat

A molecule is the smallest part of?

What state of matter is fire?