Answer:
B
Explanation:
Quantitative data refers to numbers while qualitative data refers to characteristics.
Intertidal zone is the shallowest part of the ocean ecosystem, where the ocean floor os covered and uncovered as the tide goes in and out
White phosphorus burns spontaneously in chlorine to produce a mixture of two chlorides, phosphorus (ii) chloride and phosphorus(v) chloride and heat is evolved. Phosphorus (iii) chloride is a colorless fuming liquid:
P4 + 6Cl2 = 4PCl3
Phosphorus (v) chloride is an off-white solid
P4 +10Cl2 = 4PCl5