What is meant by "citing a source"? remembering where you found the materialnaming the source of the informationkeeping the note card on filenone of the above?

Do simple machines produce more output force greater than the input force

When the radioactive isotope of Th-234 emits a beta particle to become Pa-234, it also loses a small amount of mass which is emitted as A) a positron. B) gamma radiation. C) an alpha particle. D) ultraviolet radiation.

Select all answers that apply. Which of the following statements depend on the absolute dating of events? A. Dinosaurs went extinct before monkeys evolved. B. Birds separated from dinosaur relatives 120 million years ago. C.

A researcher is trying to create a new super conductive wire. Which category on the periodic table should he or she look in first? A) metals Eliminate B) non-metals C) metalloids D) noble gases

Write the lewis structure for ch2clcoo-. assign a formal charge for any atom with a non-zero formal charge.

8.98 dm3 of hydrogen gas is collected at 38.8 °C. Find the volume the gas will occup at - 39.9 °C if the pressure remains constant.

What is the 4th state of matter?

Write the general chemical formula for an acid, and discuss what each component of the formula represents.

Which set of coefficients will balance the equation below? NaOH + Cu (NO3) 2 Cu (OH) 2 + NaNO3 A) 1, 1, 1, 1 B) 1, 2, 2, 1 C) 2, 1, 2, 1 D) 2, 1, 1, 2

How many grams of hcl is dissolved in 500 ml of a 0.2 m hcl solution?