What is an unknown element's that has 35 protons

A student is given the question: "what is the mass of a gold bar that is 7.379 * 10-4 m3 in volume? the density of gold is 19.3 g/cm3."

How many liters in. 75 moles of methane gas at stp?

Which of the following electron configurations for neutral atoms is correct? Li nitrogen: 1s 2, 2s 2, 2p 3 the third sub-level silicon: 1s 2, 2s 2, 3s 2, 2p 6 3p 2 helium: 1s 1, 1p 1

36cm/sec to m/hr I need the dimensional analysis for this equation.

What are some examples of exchange reactions?

Which statement comparing chemical and nuclear properties of isotopes is correct? Isotopes have similar chemical and nuclear properties. Isotopes have different chemical and nuclear properties.

Which uses of iron are due to its chemical properties? Select two options. producing colored sparks in fireworks changing from liquid to gas at 2,862°C rusting in the presence of water and oxygen changing from solid to liquid if heated to 1,538°C

What is the order of steps in handling a hazardous waste manifest kpa

Which would have the highest viscosity A. Shampoo B. Water C. Orange juice

A. Write an equation for determining the number of moles of NaOH that are added to the flask based on [NaOH] and volume of NaOH titrant (mL NaOH): B.