Which elements consists of a metal a matalloid and a noble gas

1) aluminum, sulfur, argon

2) magnesium, sodium, sulfur

3) sodium, silicon, argon

4) silicon, phosphorus, chlorine

An excess of hydrogen ions in the body fluids can have disastrous results because

A water molecule collides with a sugar molecule. What type of energy is transferred in this interaction? Select one: Sound energy Kinetic energy Chemical energy Heat energy

How did the quantum mechanical model of the atom improve on Borh's atomic model?

when you accidentally touch a hot object which two organ system are most directly involved in your action?

What is the concentration (in m of hydroxide ions in a solution at 25.0 °c with ph = 4.282?

Which metal in Period 5 is very reactive and has two valence electrons in each atom? rubidium (RD) strontium (SI) zirconium (Z1) silver (Ag)

Sara and Sam went for a two-hour drive. According to the graph, between. 75 hours and 1.25 hours into their trip, they A) slowed down to a speed of 15km/hour. B) travelled at a constant rate of 30km/hour.

Define the following terms: acids, bases, oxoacids, oxoanions, and hydrates.

Calculate the concentration of a solution that has 6.7 moles in a volume of 0.6 liters.

Is sidewalk cement an element or a compound?