Which type of metamorphic rock has a random grain texture?

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution

A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?