A ball is pushed from a stop and rolls 6m in 2 s. Student A says the averagw spewd of the vall is m/s srudent b says the average speed of thebball os 1.5 m/s2 which student is correct

How do you calculate the mass of a product when the amounts of more than one reactant are given?

What is the best description of the Bohr model of the atom? A.) The atom consists of a positively charged material with negatively charged electrons embedded within it. B.) The atom consists of a nucleus with electrons orbiting randomly around it. C.

Why do you think plant fossils are less common than body fossils?

Which group of elements will readily lose one electron to meet the octet rule? Alkaline Earth Metals c. Halogens Alkali Metals d. Both A and B

We add excess NaCl solution (58.44 g/mol) to 72 mL of a solution of silver nitrate (AgNO3 169.88 g/mol), to form insoluble solid AgCl. When it has been dried and weighed, the mass of AgCl (143.32 g/mol) is found to be 2.61 grams.

What is the molarity of a solution containing 55.8 g of MgCl2 dissolved in 1 L of solution?

The surface temperature on venus may approach 739K? What is this Temperature in degrees Celsius.

In a physical change, the chemical composition of the matter changes, not just the matter's physical properties. true or false

Two forms of lactate dehydrogenase, Ha and HoMare b. isorymes c. riborymes d. ymogens

What is the speed of a bobsled whose distance-time graph indicates that it traveled 115m in 26s?