What is the difference between elements, compounds and mixtures in terms of particle theory?

Explain why it is important that there be no gaps around the edges of the filter paper during a vacuum filtration.

A 50 kg cart has 324 kg•m/s of momentum. How fast is the cart going?

Diluted hydrochloric acid is used to test for carbonate minerals such as calcite. Which rock showed evidence of carbonate minerals? A. Marble B. Obsidian C. Quartz D. Gneiss

Which is a factor in determining the average atomic mass of an element? 1. atomic number of the most abundant isotope 2. relative abundance of each isotope 3. sum of atomic masses of all isotopes 4. product of atomic masses of all isotopes 5.

Combustion of a compound of formula CxHyOz yields 11.53 g H2O and 37.56 g CO2 when 18.37 g of the compound are burned.

Explain The relationship between engineering science and technology

Riya rides his bike 63 miles in 270 minutes. What is his average speed in miles per hour? Be sure to include the equation for speed in your answer. Answer quickly 2 min into question will mark brainlest

NaOH and bleach have several characteristics in common. They include all BUT one of the characteristics listed.

Mrs. Stark weighs 70kg. How much Potential Energy does she have if she stands on the roof of an 80m tall building?

The gravitational force of Earth is causing volcanoes on the moon. True or false?