A student wants to determine whether or not an unknown substance is a metal by testing its physical properties. Which of the following properties would suggest that the substance is probably a metal?

A thermometer reads an outside air temperature of 35°c. What is the temperature in degrees Fahrenheit

What does conserving mass mean in a chemical equation? A. There is an unequal number of each type of atom on both sides of the equation. B. There are more of each type of atom on the reactant side than on the product side. C.

How many molecules are in one mole of a compound?

A scientist wished to carry out a chemical reaction in which two moles of aluminum combine with three moles of sulfur. He has 2.70 g of aluminum to react. How many grams of sulfur must he take to satisfy all the aluminum atoms? 1.51 g 2.14 g 3.

You may remember that fresh water is the only type of water humans and animals can drink. For this reason, it is essential to life. What percentage of all water on Earth is fresh? options: 25% 75% 3% 90% ...

What is the structural difference between atp and datp?

What was henri becquerel studying when he accidentally discovered radioactivity?

A substance which is made up of identical atoms is a (n): chemical element compound alloy

Which answer choice correctly explains how the structure of ionic compounds differs from covalent compounds? Ionic compounds are made of a network of ions while covalent compounds are made of a network of molecules.

If 3.0 mol of NaOH is dissolved in. 50 L of water, what is the molarity? Select one