Which element forms a chloride of the type XCl2 {which is not a transition} A:strontium
B:xenon
C:antimony
D:tellurium
E:tin
F:iodine

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Choose all the answers that apply. as ocean depth increases, temperature decreases temperature increases pressure increases pressure decreases salinity increases density increases