Which enzyme is likely to be active in the acidic environment of the stomach?

A) pepsin

B) trypsin

C) amylase

D) pepsin and trypsin

Why are detailed procedure important

Which of the following groups of people used chemicals found in nature to embalm their dead? A. Ancient Egyptians B. Babylonians C. Europeans D. Greeks

Which is an example of natural erosion

Which of the following could increase the rate of chemical weathering of a rock? Question 5 options: moving it to a location with few plants and animals moving it to a drier climate increasing its total surface area moving it to a colder climate

What is a conjugate base?

Testing a hypothesis is called a

When molten rock undergoes crystallization above ground, what type of rock results? a. intrusive igneous rock b. extrusive igneous rock c. metamorphic rock d. sedimentary rock

A 150ml sample of hydrochloric acid completely reacted with 60.0mL of a 0.100 M NaOH solution. What was the original concentration of the HCl solution

Rearrange in to a quadratic 5.333 = (0.6 + 2p) ² / (0.135 - p)

How hot would a 2.3 L balloon have to get to expand to a volume of 3.0 L? Assume the initial temperature of the balloon is 24 °C, and that the pressure inside the balloon remains constant. A. 3 K B. 42 K C. 128 K D. 390 K