Which describes the use of a renewable energy source?

burning natural gas to power city buses

using solar cells to heat water for use in homes

burning coal to operate the machinery in a factory

Give me an example of lustre that is shiny and dull.

Write the balanced equation for the reaction that occurs when methanol, CH3OH (I) is burned in air. What is the coefficient of methanol in the balanced equation? A) 1 B) 3 C) 2 D) 4 E) 3/2

Glucose is not made from which of the following

A sample of co2 (solid) and a sample of co2 (gas) differ in their

Which of the following processes will increase the chance of erosion in an area?

Which statement is true about inorganic compounds? A. They are not made of atoms. B. They contain carbon. C. They are not made from living things. D. They are all elements.

Which domain do you find the most interesting why

Complete the matching exercise below by choosing the correct description of each bond type in aqueous solution. 1. covalent bond 2. hydrogen bond 3. electrons shared by atoms a. electrons shared by atoms b.

One mole of calcium ions has the same number of representative particles as which of the following? one mole of calcium nuclei one mole of calcium atoms 6.02 x 1023 calcium ions All of these are correct.

How is chemical symbol and chemical formula difference?