What climate exist in Mexico

Which scientist is known for developing the planetary model of the atom? Niels Bohr Albert Einstein Johannes Rydberg Robert Millikan

The compound RX3 decomposes according to the equation 3RX3 → R + R2X3 + 3X2 In an experiment the following data were collected for the decomposition at 100°C.

The valence shell holds up to two electrons in which 2 elements? a. H and C b. H and Li c. H and He d. He and Be

Which of the following is an example of inertia A. A moving car changes directions B. Adding mass to a moving car makes it harder to stop C. A balanced force is applied to a bicycle D. Increasing the velocity of a train makes it harder to stop.

Besides being classified by their composition, how else are rocks classified

Approximately how many moles of chlorine make up 1.79 * 1023 atoms of chlorine? A. 2.97 * 10-1 moles B. 2.97 moles C. 6.02 * 1023 moles D. 17.0 moles

Which substance is the most soluble at 28°C?

Predict the major product (s) formed when hexanoyl chloride is treated with excess etmgbr, followed by h2o.

Classify the properties based on whether they describe metals or nonmetals. They are good conductors of heat and electricity. They are brittle and break into sharp pieces. They are flexible and can be made into wires.

A gas occupies a 1.5 L container at 25 degrees Celsius and 2.0 atm. If the gas is transferred to a 3.0 L container at the same temperature, what will be its new pressure? a) 3.0 atm b) 2.0 atm c) 1.0 atm d) 4.0 atm