Enrico orders some hot chocolate at a fast food restaurant. the cup is very hot. which material would be best to wrap around the cup to protect his hand from getting too hot

A. Paper

B. Plastic Wrap

C. Foam

D. Aluminum Foil

Doreen Schmidt is a chemist. She needs to prepare 28 ounces of a 12 % hydrochloric acid solution. Find the amount of 14 % solution and the amount of 7 % solution she should mix to get this solution.

Glucose is a simple sugar. What other plant foods and chemicals are made from glucose?

Select the correct answer. Given the law of conservation of energy, what happens when a 200°C iron bar is placed in thermal contact with a 30°C block of wood? A Energy leaves the iron bar and enters the wood until the temperatures are equal. B.

A 3.87mg sample of an organic compound gave 5.80mg CO² and 1.58mg h²O on combustion. Deduce the empirical formula of the compound.

In which state of matter are particles spread farthest apart from one another?

How are neutral atoms converted into cations

A chemical reaction, when more energy is released than is needed to get the reaction started, is called?

What type of rock cannot be changed into a metamorphic rock? A) sedimentary B) igneous C) metamorphic D) magma

What is the most massive element?

A liquid would boil at the lowest temperature at a pressure of