Examples of electromagnetic wave

Write the formula equation for the following reaction. Ammonia reacts with hydrogen chloride to form ammonium chloride.

This chart shows characteristics of three different waves, all with the same wavelength of 10 m but moving at different frequencies. Which statement is best supported by the information in the chart? Wave Y is moving the fastest.

In an atom, protons plus neutrons make up the atom's

Element m has an ellectronegativity of less than 1.2 and reacts with bromine to form the compound MBr2. Element M could be?

The formation of water from oxygen and hydrogen can be described in the following word equation: oxygen gas + hydrogen gas - liquid water In this reaction, liquid water is the Select one: •only compounds •product •waste •reactant

Mizar is a star system that is composed of two pairs of stars, mizar A and mizar B, or four stars in total. What do astronomers call a system that is composed of more than two starts?

A 25.00 g solid sample of Ca (OH) 2 was added into 1250 mL of 0.400 M HCl aqueous solution. The temperature of the solution was decreased from 36.6oC to 20.0oC. Assuming Ccal of the reaction is 5.225 kJ/oC, how much heat is involved in the reaction?

Why isn't a largest predator just at the top of a food web?

What is the electrical charge of a cation? A. zero B. positive C. negative

You measure the mass of a model car to be 230 grams. The actual mass is 218 grams. what is your percent error