Which statement is true about a basic solution?
its ph is equal to 7.
its ph is less than 7.
it has the same concentration of hydronium and hydroxide ions.
it has a greater concentration of hydroxide ion than hydronium ions.

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone

How do i turn 2 s into one in the products

Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g.  what is the percent by mass of water in the hydrate?   %