What is the density (g/ml) of a sample of mineral oil if 250 ml has a mass of 0.23 kg?
a. 0.0092 g/ml
b. 0.92 g/ml
c.5.8 g/ml
d. 10.9 g/ml
e. 57.5 g/ml

What four properties do all waves have in common

The vapor pressure of ethanol is 1.00 × 102 mmhg at 34.90°c. what is its vapor pressure at 61.61°c? (δhvap for ethanol is 39.3 kj/mol.)

Essay-alternative energy sources research sources of energy that are being developed. write a report of 350-400 words discussing the information you learned concerning the development of various energy sources and the impact that you think they will have on your life. include sources cited at the end of your report using the mla format. follow the rubric guidelines. note that wikipedia is not an appropriate resource for a research paper. worth 99