If energy cannot be created, where did the types of energy you observed when the tortilla chip burned come from?

How many grams of H are in H2O

How many Mg atoms are present in 170g of Mg

What is a disadvantage to hydropower dams? A. Not every place is close to the ocean. B. People and animals can lose their homes to flooding. C. Not every place receives many hours of direct sunlight. D. Many pollutants are put into the air.

What is the element name with 6 protons 6 neutrons and 6 elections

Three cards with holes are arranged in a straight line. A light is shined through the first card's hole and travels through all three cards.

How many atoms of oxygen are in 0.100 miles of silicon dioxide, SiO^2

All heat engines involve combustion. True False

What is the mass of 2.2 moles of aluminum oxide (Al2O3) ?

Which are components of cell theory? Check all that apply. All living things are made of cells. Cells are the basic unit of structure and function of all living things. All cells come from other cells. All cells come from nonliving matter.

Suppose you wanted to heat a mug of water (178 mL) from room temperature 10 °C to 52 °C to make a cup of tea. How much energy (in units of joules) would you need from your microwave? (Cwater=4.184 J/g˚C)