What piece of lab equipment would you use to conduct a small chemical experiment?

Erlenmeyer flask

test tube

graduated cylinder

Beaker

What is the density of a 10 kg mass of water when 1 kg mass of water has a density of 1 g/cm3

Periodicity is best defined as: the fact that elements increase in atomic mass in a regular way the repeating nature of physical and chemical properties with atomic number the regular growth of atomic size with atomic mass the consistent decrease of

The chemicals formula of glucose is c6h12o6. what are the names of the elements in glucose and how many atoms of each element are present in glucose molecules

Which of the following best describes a mole as used in chemistry? A a simplification of mathmatics B a salt dissolved in water C a very large number of objects D a measure of concentration

Does acid in your stomach make you unhealthy?

Student follow up The ionic equation for the reaction between zinc and sulfuric acid is. Zn (s) + 2H (aq) - - Zn" (aq) + H2 (g) a State what has been oxidised in this reaction. Explain your answer in terms of electrons.

What is required for reactants to form bonds? energy output energy input equilibrium exchange reaction

Check out the list of scientific names. These names all represent animals. These are all animals but they cannot reproduce to produce fertile offspring with each other.

Within temperatures allowable for growth, higher temperatures usually lead to Choose one: A. The effect depends on the species. B. no effect on growth rates. C. higher growth rates. D. slower growth rates.

Does toxicity happen with high or low nutrient concentration?