Is phosphours brittle

Who made up the plege of alligiance? The center of the earth is made of molten rock true or false? How did railroads help lead to standard time zones in the us? Do superscript numbers in chemical formulas tell how many atoms of each element are found in a unit of compound? What referent is about 1 centimeter cube? What is the value of 13.6g per cubic centimeter in kg per cubic centimeter? Is galvanised steel good for the environment? Are lactose and lactic acid the same? What foot did perse blackborrow get his toes removed from? What is the dimension in feet of a ten acre square? How does the environment play a role in the expression of traits controlled by polygenic inheritance? Which type of rock will form in a lake that is located in an area with a hot climate? Does the hamstring crosses the hip joint? What is a naval projection of power? What is better a standered zippo insert or a butane Thunderbird insert? What is Wave and optics application? What causes Brown-Sequard syndrome? What type of alleles are present in an organism? What were some geographic features explored and charted in the ninteenth century in Africa? Rachel grows pea plants in her backyard. Some of the pea plants have purple flowers whereas others have white flowers. What does this indicate about Rachel's pea plants?