The mass of the rock is 1220 kg. It had 400 J of potential energy as it sits on the hill. Calculate the height

What volume of a 6.0 M HCl solution is required to make 250.0 milliliters of a 1.5 M HCl? 0.38 liters 0.063 liters 0.25 liters 1.0 liters 1.5 liters

1. What specifically are you looking for in the IR spectrum to determine if the reaction has given the desired product? 2. What specifically are you looking for in the NMR spectrum to determine if the reaction has given the desired product?

Use ideas about electronic structure to explain why the noble gases are unreactive.

If the temperature of 33.4g of ethanol increases from 25.0°c to 78.8°c how much heat has been absorbed by the ethanol?

What are some biological processes that are sensitive to pH changes?

Neon is a gas made up of one type of atom. Which term best describes neon? A) molecule B) element C) compound D) mixture

When the liquid is poured through a fliter,

A student went to the dentist and found out that he had a cavity. He always brushes his teeth twice a day, so he didn't understand how he got a cavity.

A force of 8,480 n is applied to a cart to accelerate it at a rate of 26.5 m/s2. what is the mass of the cart? 865 kg 320 kg 12.1 kg 3.12 kg

Within a group, which period, top or bottom is likely to contain atoms with the larger radius?