The number of blank in the atom of an element determines its chemical properties

Describe the structure of ammonium lauryl sulfate

The chemical breakdown of enormous quantities of organic material buried in the sedimentary rocks has produced gas.

What would it feel like to walk on the surface of the moon?

What are the types of radiation emitted by the nuclei of radioactive elements?

In a lab, the mass of object A is 65 kg. Object A weighs 0.15 N 6.63 N 637 N cannot be determined

Which indicator will be the same color in hydrochloric acid as it is in pure water? 1. methyl orange 2. phenolphthalein 3. bromcresol green

Based on your knowledge of energy resources conservation, which of the following statements is true? a) Manufacturers can increase a light bulb's energy efficiency by using technology that decreases the amount of electromagnetic energy the bulb

Ammonia (nh3 (g), hf = - 46.19 kj/mol) reacts with hydrogen chloride (hcl (g), hf = - 92.30 kj/mol) to form ammonium chloride (nh4cl (s), hf = - 314.4 kj/mol) according to this equation:

How does an electromagnet create a magnetic field

Magnetism, reactivity, and fluorescence are three special properties used to identify minerals. true or false