100g of hot water at 90degrees celcius is poured into 100g of cold water in the well lagged beaker .the cold water and the beaker were at 30degrees .the temperature of the resulting mixture was 57.1

Find the protons, electrons and neutrons for strontium with a mass of 83

Water is important for the of cells. a: size, shape, and temperature b: temperature, color, and odor c: color, odor, and size d: shape, temperature, and color

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture