Pravat exerts a force of 30 n to lift a bag of groceries 0.5 m. How much work did pravat do on the bag

Inorganic compounds which are found in the earth are called

What type of chemical reaction is h2so4 + 2kohk2so4 + 2h2o

What are examples of potential energy?

A 0.7011-g mixture of sodium chloride and sodium nitrate is completely dissolved in water. When silver nitrate is added to the solution, 0.9805 g of solid precipitate. What is the percent by mass of chloride in the initial mixture?

Magnesium reacts with oxygen gas to form magnesium oxide. Which of the following represents the balanced chemical equation? Mg + O2 - -> MgO Mg + O2 - -> 2MgO 2Mg + 2O2 - -> 2MgO 2Mg + O2 - -> 2MgO

Select all that apply. Based on the properties that change in a chemical reaction, which are examples of chemical changes? baking a cake burning firewood leaf color from summer to fall shredding paper

Chemistry is the study of matter true or false

Which of the following reactions are redox reactions? a. Al (s) + 3Ag + (aq) →Al3 + (aq) + 3Ag (s) b. SO3 (g) + H2O (l) →H2SO4 (aq) c. Ba (s) + Cl2 (g) →BaCl2 (s) d. Mg (s) + Br2 (l) →MgBr2 (s)

How many liters of water are required to dissolve 1.00 g of barium chromate? express your answer in liters to three significant figures?

Cartography is the science of