Which of the following contains the same number of atoms as 4.032g of hydrogen atoms?

A. 1 mole of H2

B. 6.022 x1023 moles of H

C. 6.022 x 1023 moles of H2

D. (2) (6.022x1023) moles of H2

Which of the processes is exothermic? a. evaporation of alcohol b. sublimation of iodine c. solidification of volcanic lava d. burning of paper

4. Describe a dominant trait. What do we use to represent dominant alleles?

AgNO3+Al complete and balance the equation for this single displacement

Nonmetallic luster is shiny like metal

What is necessary in order for clouds to form when the atmosphere is absolutely stable? cooling of the air mass from below a lifting mechanism other than convection (such as a front) an environmental lapse rate less than 5°C a high degree of

Ion Formed of Cl, Te

What does the law of conservation of energy state about energy in a closed system? Energy cannot be created or destroyed. Energy can be created but not destroyed. O Energy can be destroyed but not created. O Energy can be either troyed or created.

A measure of the internal energy that has been absorbed or transferred from one body to another is

What is the specific heat of a substance? O A. The energy required to break molecular bonds B. The increase in temperature caused by heating C. The heat required to evaporate a substance D. The amount of heat a substance can hold C

Which of the following animal niches will be filled as in ecosystem Begins the stage of ecological succession