Which two elements will most likely form an ionic bond? krypton and lithium magnesium and silicon calcium and potassium iodine and chlorine

magnesium and silicon

they have a high electronegativity difference compared to the others

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.

answer; ///(b) it is composed of four protein chains and four heme groups;