Heavy elements such as aluminum and carbon were formed by which of these phenomena? A. Big bang B. Fusion in very large star C. Fusion in small star D. Supernova

What would the mass be of a dog on skateboard if you pushed it with 20N of force & it accelerated to 2m/s2?

A gas with a volume of 4.00L at a pressure of 205 kPa is allowed to expand to a volume of 12.0L. What is the pressure of the container if the temperature remains constant?

Silver and gold are both considered coinage metals. How does a mile of silver compare with a mole of iron? A) a mole of gold has more atoms B) they both have the same number of atoms C) a mole of silver has more mass D) they both have the same mass

What would you move around if the bone were not separated by joints

How many protons and neutrons does br-1 have

What effect can new observations have on a scientific theory

The total number of valence electrons in the phosphate ion is

The reaction below has an equilibrium constant kp=2.2*106 at 298 k. 2cof2 (g) ⇌co2 (g) + cf4 (g) calculate kp for the reaction below. cof2 (g) ⇌12co2 (g) + 12cf4 (g)

The electrical conductivities of the following 0.100 M solutions were measured in an apparatus that contained a light bulb as the indicator of conductivity. Rank the solutions in order of decreasing intensity (brightest to dimmest) of the light bulb.

What is the name of a list of elements arranged according to the ease with which they undergo certain chemical reactions?