Carlos has some soil that has too much sand mixed in for growing plants. What should he add to improve the soil for growing plants? A) bugs B) clay C) pebbles D) twigs

What is it called when a rock is rusting

Mass in mg salt sugar chalk sand water

Is isopropyl alcohol a heterogeneous or homogeneous mixture

9.25 * 10^21 pennies if how many moles

What is the correct electron configuration for oxygen?

Which of these instruments sends its measurements directly to a computer? A. graduated cylinder B. stopwatch C. temperature probe D. pH paper

Write the balanced molecular and net ionic equation for the reaction that occurs when the contents of the two beakers are added together. (use the lowest possible coefficients. include states-of-matter under satp conditions in your answer.)

Muscle physiologists study the accumulation of lactic acid [CH3CH (OH) COOH] during exercise. Food chemists study its occurrence in sour milk, beer, wine, and fruit.

Suppose that you have 23 g of silver. Also assume that this sample of silver is initially at 18 oC. What is the final temperature of this sample of silver after it absorbs 2.05 kJ of heat? csilver = 0.

The number of neutrons in the nucleus of an atom can be determined by (1) adding the atomic number to the mass number (2) subtracting the atomic number from the mass number (3) adding the mass number to the atomic mass (4) subtracting the mass