Magnesium oxide decomposes into magnesium and oxygen. if 12.09 g of magnesium oxide decomposes to form 7.29 g of magnesium, what mass of oxygen gas is also released in the reaction?

6. when multiplying and dividing measured quantities, the number of significant figures in the result should be equal to the number significant figures in___.

Which actions represent endothermic reactions? Check all that apply.

Which of the following results in a chemical change in matter building a strong braiding hair or boiling water or Burning wood

When an ice cube is melted then frozen then boiled what will it become

What was the first organic compound to be synthesized in a lab? sucrose bilirubin urea nylon

Which part of the body does colchicine affect the most

Balance and identity the type of chemical reactions. Mg (s) + HNO3 (aq) - > H2 (g) + Mg (NO3) 2 (aq)

Which radioactive element is used to determine the absolute age of late pleistocene animal remains?

Compare the practical uses and limitations of nuclear fission and fusion. Include in your answer a detailed description of the two processes, comparing and contrasting them in terms of the types of atoms involved, the conditions needed to get the

Why can two igneous rocks have the same minerals but different names?