four students measured the mass of a piece of metal whose accurate mass is 34.75g. their result are 34.2g, 33.75g, 35.0g and 34.69g. what is the best estimate for the mass of the piece of metal? and why?

At this temperature, 0.400 mol of h2 and 0.400 mol of i2 were placed in a 1.00-l container to react. what concentration of hi is present at equilibrium?

The combination of sulfur dioxide, nitrogen oxide, and atmospheric moisture creates

Change of a liquid to a solid is called what

A puppy weight 7/18 pound and a kitten weight 4/9 pound Which weight more Explain

10. Which one of the following statements about sulfuric acid is correct? A. Sulfuric acid has little effect on metals. B. Sulfuric acid is a known muriatic acid. C. Sulfuric acid is a strong oxidizing agent.

Monel metal is a corrosion-resistant copper-nickel alloy used in the electronics industry. A particular alloy with a density of 8.80 g/cm3 and containing 0.073% Si by mass is used to make a rectangular plate that is 15.0 cm long, 12.5 cm wide, and 2.

Manual pipetting creates musculoskeletal load on the neck shoulders and upper limbs what type of injury can this lead to a fracture stress injuries b repetitive stress injuries c vibration stress injuries d compression stress injuries

What happens in cellular respiration?

An increase in the average kinetic energy of a sample of copper atomsoccurs with an increase in (1) concentration (3) pressure (2) temperature (4) volume

Eyes Spinal Cord Brain All of these are part of which organ system?