How hard is Jade on Mohs scale?

What is the yellow solid often found around volcanoes? Which animal's amino acid sequence was most similar to that of the horse? Compare the densities of cans of cola with the density of water? Where is 14 degrees north and 120 degrees east? What is epiblema in plants? What are the uses of climate change? What type of cells surround vascular tissue of a plant stem? Why do organisms needed to carry out the process of respiration? A way of combining elements to add a feeling of equilibrium or stability to a work of art is? Is it true that a batholith is a mass of rock that formed when a large body of magma cooled inside earths crust? Is an example of a parrisitism? How long is the shipping time between Argentina and China? Give the effect of damage of ozone layer? What is the tallest road in the world? How are the term solubility and saturated similar how are they Different? Are all the living things around us is similar? What are the onset type and warnings of landslide? Why can you see bright lines from the hand held spectroscope when viewing a discharge tube of gas? What is cytochrome complex and what does it produce? What is the pH level of semi skimmed milk?