Which are homogeneous mixtures? Check all that apply.

vinegar

trail mix

orange juice with pulp

sugar water

sand

soda pop in a sealed bottle

Is there a relationship between an elements atomic number and its first ionization energy (IE) ?

Consider the reaction below. 2 upper K plus upper B r subscript 2 right arrow 2 upper K superscript plus, plus 2 upper B r superscript minus. What is being reduced? only K only Br2 both K and Br2 neither K nor Br2

What is 694,563,239 rounded to the nearest thousand

What is true of a sample of gas particles as the temperature decreases A. The particles move faster and their average kinetic energy decreases B. Particles move faster and their average kinetic energy increases C.

When ammonium nitrate is dissolved in water, energy is absorbed from the surroundings, causing a decrease in the resulting solution's temperature. Which of the following best describes this type of reaction?

When h + forms a bottle of h2o to form the hydronium ion h3o plus this bond is called a coordinate covalent bond because?

The temperature program for a separation starts at a temperature of 50 °C and ramps the temperature up to 270 °C at a rate of 10 °C/minute.

Why are scientific explanations subject to change? A) Scientists always need better technology. B) Scientific explanations are only a best guess. C) New scientific explanations are always better than old explanations.

The solid above sink to the bottom when you put a container filled with it what does that tell you about density

What has more mass a whole sponge or that same sponge broken into tiny pieces