6) sodium bicarbonate can be further broken down into simpler substances by chemical means only. therefore, sodium bicarbonate is a( a. element b. compound c. solution d. pure substance

Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter

Which of these is an intensive property of a substance